From: kernel test robot <lkp@intel.com>
To: kbuild@lists.01.org
Subject: arch/s390/kernel/nmi.c:109:26: warning: Parameter 'mcesad' can be declared with const [constParameter]
Date: Sun, 03 Apr 2022 11:27:24 +0800 [thread overview]
Message-ID: <202204031128.wNbBg9M3-lkp@intel.com> (raw)
[-- Attachment #1: Type: text/plain, Size: 27456 bytes --]
CC: kbuild-all(a)lists.01.org
BCC: lkp(a)intel.com
CC: linux-kernel(a)vger.kernel.org
TO: Alexander Gordeev <agordeev@linux.ibm.com>
CC: Heiko Carstens <hca@linux.ibm.com>
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: be2d3ecedd9911fbfd7e55cc9ceac5f8b79ae4cf
commit: c7ed509b21b6566990ff39a6744cd5e214b5dca9 s390/nmi: disable interrupts on extended save area update
date: 4 months ago
:::::: branch date: 7 hours ago
:::::: commit date: 4 months ago
compiler: s390-linux-gcc (GCC) 11.2.0
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
cppcheck warnings: (new ones prefixed by >>)
>> arch/s390/kernel/ptrace.c:357:20: warning: Local variable 'regs' shadows outer variable [shadowVariable]
struct pt_regs *regs = task_pt_regs(child);
^
arch/s390/kernel/ptrace.c:336:19: note: Shadowed declaration
struct pt_regs *regs = task_pt_regs(child);
^
arch/s390/kernel/ptrace.c:357:20: note: Shadow variable
struct pt_regs *regs = task_pt_regs(child);
^
cppcheck possible warnings: (new ones prefixed by >>, may not real problems)
>> arch/s390/kernel/vtime.c:77:21: warning: Either the condition 'div>0' is redundant or the array 'cycles_new[8]' is accessed at index -1, which is out of bounds. [negativeIndex]
delta = cycles_new[i] - cycles_old[i];
^
arch/s390/kernel/vtime.c:84:10: note: Assuming that condition 'div>0' is not redundant
if (div > 0) {
^
arch/s390/kernel/vtime.c:83:9: note: Assignment to 'div*=fac'
div *= fac;
^
arch/s390/kernel/vtime.c:81:12: note: Assignment to 'fac*=i+1'
fac *= i + 1;
^
arch/s390/kernel/vtime.c:77:21: note: Negative array index
delta = cycles_new[i] - cycles_old[i];
^
--
>> arch/s390/kernel/nmi.c:109:26: warning: Parameter 'mcesad' can be declared with const [constParameter]
void nmi_free_mcesa(u64 *mcesad)
^
>> arch/s390/mm/vmem.c:574:2: warning: There is an unknown macro here somewhere. Configuration is required. If for_each_mem_range is a macro then please configure it. [unknownMacro]
for_each_mem_range(i, &base, &end)
^
--
>> arch/s390/kernel/processor.c:113:2: warning: There is an unknown macro here somewhere. Configuration is required. If for_each_set_bit_inv is a macro then please configure it. [unknownMacro]
for_each_set_bit_inv(bit, (long *)&stfle_fac_list, MAX_FACILITY_BIT)
^
--
>> arch/s390/kernel/topology.c:217:2: warning: There is an unknown macro here somewhere. Configuration is required. If for_each_possible_cpu is a macro then please configure it. [unknownMacro]
for_each_possible_cpu(cpu)
^
--
>> arch/s390/kernel/sysinfo.c:290:12: warning: The if condition is the same as the previous if condition [duplicateCondition]
if (level >= 1)
^
arch/s390/kernel/sysinfo.c:288:12: note: First condition
if (level >= 1)
^
arch/s390/kernel/sysinfo.c:290:12: note: Second condition
if (level >= 1)
^
arch/s390/kernel/sysinfo.c:292:12: warning: The if condition is the same as the previous if condition [duplicateCondition]
if (level >= 1)
^
arch/s390/kernel/sysinfo.c:290:12: note: First condition
if (level >= 1)
^
arch/s390/kernel/sysinfo.c:292:12: note: Second condition
if (level >= 1)
^
>> arch/s390/kernel/setup.c:816:2: warning: There is an unknown macro here somewhere. Configuration is required. If for_each_mem_range is a macro then please configure it. [unknownMacro]
for_each_mem_range(i, &start, &end)
^
--
arch/s390/kernel/ptrace.c:152:23: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
if (addr == (addr_t) &dummy->cr9)
^
arch/s390/kernel/ptrace.c:156:28: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
else if (addr == (addr_t) &dummy->cr10)
^
arch/s390/kernel/ptrace.c:160:28: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
else if (addr == (addr_t) &dummy->cr11)
^
arch/s390/kernel/ptrace.c:164:28: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
else if (addr == (addr_t) &dummy->bits)
^
arch/s390/kernel/ptrace.c:168:28: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
else if (addr == (addr_t) &dummy->starting_addr)
^
arch/s390/kernel/ptrace.c:171:28: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
else if (addr == (addr_t) &dummy->ending_addr)
^
arch/s390/kernel/ptrace.c:174:28: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
else if (addr == (addr_t) &dummy->perc_atmid)
^
arch/s390/kernel/ptrace.c:178:28: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
else if (addr == (addr_t) &dummy->address)
^
arch/s390/kernel/ptrace.c:181:28: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
else if (addr == (addr_t) &dummy->access_id)
^
arch/s390/kernel/ptrace.c:202:22: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
if (addr < (addr_t) &dummy->regs.acrs) {
^
arch/s390/kernel/ptrace.c:207:24: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
if (addr == (addr_t) &dummy->regs.psw.mask) {
^
arch/s390/kernel/ptrace.c:213:29: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
} else if (addr < (addr_t) &dummy->regs.orig_gpr2) {
^
arch/s390/kernel/ptrace.c:223:24: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
if (addr == (addr_t) &dummy->regs.acrs[15])
^
arch/s390/kernel/ptrace.c:228:30: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
} else if (addr == (addr_t) &dummy->regs.orig_gpr2) {
^
arch/s390/kernel/ptrace.c:234:29: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
} else if (addr < (addr_t) &dummy->regs.fp_regs) {
^
arch/s390/kernel/ptrace.c:241:30: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
} else if (addr == (addr_t) &dummy->regs.fp_regs.fpc) {
^
arch/s390/kernel/ptrace.c:284:23: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
if (addr >= (addr_t) &((struct user *) NULL)->regs.acrs &&
^
arch/s390/kernel/ptrace.c:285:22: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
addr < (addr_t) &((struct user *) NULL)->regs.orig_gpr2)
^
arch/s390/kernel/ptrace.c:311:23: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
if (addr == (addr_t) &dummy->cr9)
^
arch/s390/kernel/ptrace.c:315:28: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
else if (addr == (addr_t) &dummy->starting_addr)
^
arch/s390/kernel/ptrace.c:318:28: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
else if (addr == (addr_t) &dummy->ending_addr)
^
arch/s390/kernel/ptrace.c:335:22: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
if (addr < (addr_t) &dummy->regs.acrs) {
^
arch/s390/kernel/ptrace.c:340:24: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
if (addr == (addr_t) &dummy->regs.psw.mask) {
^
arch/s390/kernel/ptrace.c:373:24: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
if (addr == (addr_t) &dummy->regs.acrs[15])
^
arch/s390/kernel/ptrace.c:378:30: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
} else if (addr == (addr_t) &dummy->regs.orig_gpr2) {
^
arch/s390/kernel/ptrace.c:384:29: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
} else if (addr < (addr_t) &dummy->regs.fp_regs) {
^
arch/s390/kernel/ptrace.c:391:30: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
} else if (addr == (addr_t) &dummy->regs.fp_regs.fpc) {
^
arch/s390/kernel/ptrace.c:434:23: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
if (addr >= (addr_t) &((struct user *) NULL)->regs.acrs &&
^
arch/s390/kernel/ptrace.c:435:22: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
addr < (addr_t) &((struct user *) NULL)->regs.orig_gpr2)
^
>> arch/s390/kernel/ptrace.c:1110:6: warning: The if condition is the same as the previous if condition [duplicateCondition]
if (!target->thread.gs_cb)
^
arch/s390/kernel/ptrace.c:1105:6: note: First condition
if (!target->thread.gs_cb) {
^
arch/s390/kernel/ptrace.c:1110:6: note: Second condition
if (!target->thread.gs_cb)
^
arch/s390/kernel/ptrace.c:202:23: warning: Null pointer dereference: dummy [nullPointer]
if (addr < (addr_t) &dummy->regs.acrs) {
^
arch/s390/kernel/ptrace.c:199:23: note: Assignment 'dummy=NULL', assigned value is 0
struct user *dummy = NULL;
^
arch/s390/kernel/ptrace.c:202:23: note: Null pointer dereference
if (addr < (addr_t) &dummy->regs.acrs) {
^
arch/s390/kernel/ptrace.c:207:25: warning: Null pointer dereference: dummy [nullPointer]
if (addr == (addr_t) &dummy->regs.psw.mask) {
^
arch/s390/kernel/ptrace.c:199:23: note: Assignment 'dummy=NULL', assigned value is 0
struct user *dummy = NULL;
^
arch/s390/kernel/ptrace.c:207:25: note: Null pointer dereference
if (addr == (addr_t) &dummy->regs.psw.mask) {
^
arch/s390/kernel/ptrace.c:213:30: warning: Null pointer dereference: dummy [nullPointer]
} else if (addr < (addr_t) &dummy->regs.orig_gpr2) {
^
arch/s390/kernel/ptrace.c:199:23: note: Assignment 'dummy=NULL', assigned value is 0
struct user *dummy = NULL;
^
arch/s390/kernel/ptrace.c:213:30: note: Null pointer dereference
} else if (addr < (addr_t) &dummy->regs.orig_gpr2) {
^
arch/s390/kernel/ptrace.c:217:29: warning: Null pointer dereference: dummy [nullPointer]
offset = addr - (addr_t) &dummy->regs.acrs;
^
arch/s390/kernel/ptrace.c:199:23: note: Assignment 'dummy=NULL', assigned value is 0
struct user *dummy = NULL;
^
arch/s390/kernel/ptrace.c:217:29: note: Null pointer dereference
offset = addr - (addr_t) &dummy->regs.acrs;
^
arch/s390/kernel/ptrace.c:223:25: warning: Null pointer dereference: dummy [nullPointer]
if (addr == (addr_t) &dummy->regs.acrs[15])
^
arch/s390/kernel/ptrace.c:199:23: note: Assignment 'dummy=NULL', assigned value is 0
struct user *dummy = NULL;
^
arch/s390/kernel/ptrace.c:223:25: note: Null pointer dereference
if (addr == (addr_t) &dummy->regs.acrs[15])
^
arch/s390/kernel/ptrace.c:228:31: warning: Null pointer dereference: dummy [nullPointer]
} else if (addr == (addr_t) &dummy->regs.orig_gpr2) {
^
arch/s390/kernel/ptrace.c:199:23: note: Assignment 'dummy=NULL', assigned value is 0
struct user *dummy = NULL;
^
arch/s390/kernel/ptrace.c:228:31: note: Null pointer dereference
} else if (addr == (addr_t) &dummy->regs.orig_gpr2) {
^
arch/s390/kernel/ptrace.c:234:30: warning: Null pointer dereference: dummy [nullPointer]
} else if (addr < (addr_t) &dummy->regs.fp_regs) {
^
arch/s390/kernel/ptrace.c:199:23: note: Assignment 'dummy=NULL', assigned value is 0
struct user *dummy = NULL;
^
arch/s390/kernel/ptrace.c:234:30: note: Null pointer dereference
} else if (addr < (addr_t) &dummy->regs.fp_regs) {
^
arch/s390/kernel/ptrace.c:241:31: warning: Null pointer dereference: dummy [nullPointer]
} else if (addr == (addr_t) &dummy->regs.fp_regs.fpc) {
^
arch/s390/kernel/ptrace.c:199:23: note: Assignment 'dummy=NULL', assigned value is 0
struct user *dummy = NULL;
^
arch/s390/kernel/ptrace.c:241:31: note: Null pointer dereference
} else if (addr == (addr_t) &dummy->regs.fp_regs.fpc) {
^
arch/s390/kernel/ptrace.c:253:29: warning: Null pointer dereference: dummy [nullPointer]
offset = addr - (addr_t) &dummy->regs.fp_regs.fprs;
^
arch/s390/kernel/ptrace.c:199:23: note: Assignment 'dummy=NULL', assigned value is 0
struct user *dummy = NULL;
^
arch/s390/kernel/ptrace.c:253:29: note: Null pointer dereference
offset = addr - (addr_t) &dummy->regs.fp_regs.fprs;
^
arch/s390/kernel/ptrace.c:265:21: warning: Null pointer dereference: dummy [nullPointer]
addr -= (addr_t) &dummy->regs.per_info;
^
arch/s390/kernel/ptrace.c:199:23: note: Assignment 'dummy=NULL', assigned value is 0
struct user *dummy = NULL;
^
arch/s390/kernel/ptrace.c:265:21: note: Null pointer dereference
addr -= (addr_t) &dummy->regs.per_info;
^
arch/s390/kernel/ptrace.c:284:25: warning: Null pointer dereference: (struct user*)NULL [nullPointer]
if (addr >= (addr_t) &((struct user *) NULL)->regs.acrs &&
^
arch/s390/kernel/ptrace.c:285:24: warning: Null pointer dereference: (struct user*)NULL [nullPointer]
addr < (addr_t) &((struct user *) NULL)->regs.orig_gpr2)
^
arch/s390/kernel/ptrace.c:335:23: warning: Null pointer dereference: dummy [nullPointer]
if (addr < (addr_t) &dummy->regs.acrs) {
^
arch/s390/kernel/ptrace.c:331:23: note: Assignment 'dummy=NULL', assigned value is 0
struct user *dummy = NULL;
^
arch/s390/kernel/ptrace.c:335:23: note: Null pointer dereference
if (addr < (addr_t) &dummy->regs.acrs) {
^
arch/s390/kernel/ptrace.c:340:25: warning: Null pointer dereference: dummy [nullPointer]
if (addr == (addr_t) &dummy->regs.psw.mask) {
^
arch/s390/kernel/ptrace.c:331:23: note: Assignment 'dummy=NULL', assigned value is 0
struct user *dummy = NULL;
^
arch/s390/kernel/ptrace.c:340:25: note: Null pointer dereference
if (addr == (addr_t) &dummy->regs.psw.mask) {
^
arch/s390/kernel/ptrace.c:366:29: warning: Null pointer dereference: dummy [nullPointer]
offset = addr - (addr_t) &dummy->regs.acrs;
^
arch/s390/kernel/ptrace.c:331:23: note: Assignment 'dummy=NULL', assigned value is 0
struct user *dummy = NULL;
^
arch/s390/kernel/ptrace.c:366:29: note: Null pointer dereference
offset = addr - (addr_t) &dummy->regs.acrs;
^
arch/s390/kernel/ptrace.c:373:25: warning: Null pointer dereference: dummy [nullPointer]
if (addr == (addr_t) &dummy->regs.acrs[15])
^
arch/s390/kernel/ptrace.c:331:23: note: Assignment 'dummy=NULL', assigned value is 0
struct user *dummy = NULL;
^
arch/s390/kernel/ptrace.c:373:25: note: Null pointer dereference
if (addr == (addr_t) &dummy->regs.acrs[15])
^
arch/s390/kernel/ptrace.c:378:31: warning: Null pointer dereference: dummy [nullPointer]
} else if (addr == (addr_t) &dummy->regs.orig_gpr2) {
^
arch/s390/kernel/ptrace.c:331:23: note: Assignment 'dummy=NULL', assigned value is 0
struct user *dummy = NULL;
^
arch/s390/kernel/ptrace.c:378:31: note: Null pointer dereference
} else if (addr == (addr_t) &dummy->regs.orig_gpr2) {
^
arch/s390/kernel/ptrace.c:384:30: warning: Null pointer dereference: dummy [nullPointer]
} else if (addr < (addr_t) &dummy->regs.fp_regs) {
^
arch/s390/kernel/ptrace.c:331:23: note: Assignment 'dummy=NULL', assigned value is 0
struct user *dummy = NULL;
^
arch/s390/kernel/ptrace.c:384:30: note: Null pointer dereference
} else if (addr < (addr_t) &dummy->regs.fp_regs) {
^
arch/s390/kernel/ptrace.c:391:31: warning: Null pointer dereference: dummy [nullPointer]
} else if (addr == (addr_t) &dummy->regs.fp_regs.fpc) {
^
arch/s390/kernel/ptrace.c:331:23: note: Assignment 'dummy=NULL', assigned value is 0
struct user *dummy = NULL;
^
arch/s390/kernel/ptrace.c:391:31: note: Null pointer dereference
} else if (addr == (addr_t) &dummy->regs.fp_regs.fpc) {
^
arch/s390/kernel/ptrace.c:405:29: warning: Null pointer dereference: dummy [nullPointer]
offset = addr - (addr_t) &dummy->regs.fp_regs.fprs;
^
arch/s390/kernel/ptrace.c:331:23: note: Assignment 'dummy=NULL', assigned value is 0
struct user *dummy = NULL;
^
arch/s390/kernel/ptrace.c:405:29: note: Null pointer dereference
offset = addr - (addr_t) &dummy->regs.fp_regs.fprs;
^
arch/s390/kernel/ptrace.c:417:21: warning: Null pointer dereference: dummy [nullPointer]
addr -= (addr_t) &dummy->regs.per_info;
^
arch/s390/kernel/ptrace.c:331:23: note: Assignment 'dummy=NULL', assigned value is 0
struct user *dummy = NULL;
^
arch/s390/kernel/ptrace.c:417:21: note: Null pointer dereference
addr -= (addr_t) &dummy->regs.per_info;
^
arch/s390/kernel/ptrace.c:434:25: warning: Null pointer dereference: (struct user*)NULL [nullPointer]
if (addr >= (addr_t) &((struct user *) NULL)->regs.acrs &&
^
arch/s390/kernel/ptrace.c:435:24: warning: Null pointer dereference: (struct user*)NULL [nullPointer]
addr < (addr_t) &((struct user *) NULL)->regs.orig_gpr2)
^
arch/s390/kernel/ptrace.c:545:23: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
if (addr == (addr_t) &dummy32->cr9)
^
arch/s390/kernel/ptrace.c:549:28: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
else if (addr == (addr_t) &dummy32->cr10)
^
arch/s390/kernel/ptrace.c:553:28: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
else if (addr == (addr_t) &dummy32->cr11)
^
arch/s390/kernel/ptrace.c:557:28: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
else if (addr == (addr_t) &dummy32->bits)
^
arch/s390/kernel/ptrace.c:561:28: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
else if (addr == (addr_t) &dummy32->starting_addr)
^
arch/s390/kernel/ptrace.c:564:28: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
else if (addr == (addr_t) &dummy32->ending_addr)
^
arch/s390/kernel/ptrace.c:567:28: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
else if (addr == (addr_t) &dummy32->perc_atmid)
^
arch/s390/kernel/ptrace.c:570:28: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
else if (addr == (addr_t) &dummy32->address)
^
arch/s390/kernel/ptrace.c:573:28: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
else if (addr == (addr_t) &dummy32->access_id)
^
arch/s390/kernel/ptrace.c:588:22: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
if (addr < (addr_t) &dummy32->regs.acrs) {
^
arch/s390/kernel/ptrace.c:593:24: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
if (addr == (addr_t) &dummy32->regs.psw.mask) {
^
arch/s390/kernel/ptrace.c:598:31: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
} else if (addr == (addr_t) &dummy32->regs.psw.addr) {
^
arch/s390/kernel/ptrace.c:619:29: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
} else if (addr < (addr_t) &dummy32->regs.fp_regs) {
^
arch/s390/kernel/ptrace.c:626:30: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
} else if (addr == (addr_t) &dummy32->regs.fp_regs.fpc) {
^
arch/s390/kernel/ptrace.c:678:23: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
if (addr == (addr_t) &dummy32->cr9)
^
arch/s390/kernel/ptrace.c:682:28: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
else if (addr == (addr_t) &dummy32->starting_addr)
^
arch/s390/kernel/ptrace.c:685:28: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
else if (addr == (addr_t) &dummy32->ending_addr)
^
arch/s390/kernel/ptrace.c:700:22: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
if (addr < (addr_t) &dummy32->regs.acrs) {
^
arch/s390/kernel/ptrace.c:705:24: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
if (addr == (addr_t) &dummy32->regs.psw.mask) {
^
arch/s390/kernel/ptrace.c:719:31: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
} else if (addr == (addr_t) &dummy32->regs.psw.addr) {
^
arch/s390/kernel/ptrace.c:748:29: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
} else if (addr < (addr_t) &dummy32->regs.fp_regs) {
^
arch/s390/kernel/ptrace.c:755:30: warning: Boolean result is used in bitwise operation. Clarify expression with parentheses. [clarifyCondition]
} else if (addr == (addr_t) &dummy32->regs.fp_regs.fpc) {
^
arch/s390/kernel/ptrace.c:588:23: warning: Null pointer dereference: dummy32 [nullPointer]
if (addr < (addr_t) &dummy32->regs.acrs) {
^
arch/s390/kernel/ptrace.c:584:32: note: Assignment 'dummy32=NULL', assigned value is 0
struct compat_user *dummy32 = NULL;
--
>> arch/s390/kernel/smp.c:526:2: warning: There is an unknown macro here somewhere. Configuration is required. If for_each_cpu is a macro then please configure it. [unknownMacro]
for_each_cpu(cpu, mask)
^
vim +/mcesad +109 arch/s390/kernel/nmi.c
6c81511ca1f52a0 arch/s390/kernel/nmi.c Martin Schwidefsky 2017-10-12 108
c7ed509b21b6566 arch/s390/kernel/nmi.c Alexander Gordeev 2021-12-10 @109 void nmi_free_mcesa(u64 *mcesad)
6c81511ca1f52a0 arch/s390/kernel/nmi.c Martin Schwidefsky 2017-10-12 110 {
6c81511ca1f52a0 arch/s390/kernel/nmi.c Martin Schwidefsky 2017-10-12 111 if (!nmi_needs_mcesa())
6c81511ca1f52a0 arch/s390/kernel/nmi.c Martin Schwidefsky 2017-10-12 112 return;
c7ed509b21b6566 arch/s390/kernel/nmi.c Alexander Gordeev 2021-12-10 113 kmem_cache_free(mcesa_cache, __va(*mcesad & MCESA_ORIGIN_MASK));
6c81511ca1f52a0 arch/s390/kernel/nmi.c Martin Schwidefsky 2017-10-12 114 }
77fa22450de00d5 drivers/s390/s390mach.c Heiko Carstens 2005-06-25 115
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next reply other threads:[~2022-04-03 3:27 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-03 3:27 kernel test robot [this message]
2022-05-09 17:03 arch/s390/kernel/nmi.c:109:26: warning: Parameter 'mcesad' can be declared with const [constParameter] kernel test robot
2022-05-27 20:46 kernel test robot
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