[next:master 10653/11539] arch/x86/ia32/audit.c:38:14: sparse: incompatible types for 'case' statement

* [next:master 10653/11539] arch/x86/ia32/audit.c:38:14: sparse: incompatible types for 'case' statement
@ 2014-12-08 18:40 kbuild test robot
  2014-12-08 21:03 ` Andrew Morton
  0 siblings, 1 reply; 5+ messages in thread
From: kbuild test robot @ 2014-12-08 18:40 UTC (permalink / raw)
  To: David Drysdale; +Cc: kbuild-all, Andrew Morton, Linux Memory Management List

tree:   git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   cf12164be498180dc466ef97194ca7755ea39f3b
commit: b4baa9e36be0651f7eb15077af5e0eff53b7691b [10653/11539] x86: hook up execveat system call
reproduce:
  # apt-get install sparse
  git checkout b4baa9e36be0651f7eb15077af5e0eff53b7691b
  make ARCH=x86_64 allmodconfig
  make C=1 CF=-D__CHECK_ENDIAN__


sparse warnings: (new ones prefixed by >>)

   arch/x86/ia32/audit.c:38:14: sparse: undefined identifier '__NR_execveat'
>> arch/x86/ia32/audit.c:38:14: sparse: incompatible types for 'case' statement
   arch/x86/ia32/audit.c:38:14: sparse: Expected constant expression in case statement
   arch/x86/ia32/audit.c: In function 'ia32_classify_syscall':
   arch/x86/ia32/audit.c:38:7: error: '__NR_execveat' undeclared (first use in this function)
     case __NR_execveat:
          ^
   arch/x86/ia32/audit.c:38:7: note: each undeclared identifier is reported only once for each function it appears in
--
   arch/x86/kernel/audit_64.c:53:14: sparse: undefined identifier '__NR_execveat'
>> arch/x86/kernel/audit_64.c:53:14: sparse: incompatible types for 'case' statement
   arch/x86/kernel/audit_64.c:53:14: sparse: Expected constant expression in case statement
   arch/x86/kernel/audit_64.c: In function 'audit_classify_syscall':
   arch/x86/kernel/audit_64.c:53:7: error: '__NR_execveat' undeclared (first use in this function)
     case __NR_execveat:
          ^
   arch/x86/kernel/audit_64.c:53:7: note: each undeclared identifier is reported only once for each function it appears in

vim +/case +38 arch/x86/ia32/audit.c

     1	#include <asm/unistd_32.h>
     2	
   > 3	unsigned ia32_dir_class[] = {
     4	#include <asm-generic/audit_dir_write.h>
     5	~0U
     6	};
     7	
     8	unsigned ia32_chattr_class[] = {
     9	#include <asm-generic/audit_change_attr.h>
    10	~0U
    11	};
    12	
    13	unsigned ia32_write_class[] = {
    14	#include <asm-generic/audit_write.h>
    15	~0U
    16	};
    17	
    18	unsigned ia32_read_class[] = {
    19	#include <asm-generic/audit_read.h>
    20	~0U
    21	};
    22	
    23	unsigned ia32_signal_class[] = {
    24	#include <asm-generic/audit_signal.h>
    25	~0U
    26	};
    27	
    28	int ia32_classify_syscall(unsigned syscall)
    29	{
    30		switch (syscall) {
    31		case __NR_open:
    32			return 2;
    33		case __NR_openat:
    34			return 3;
    35		case __NR_socketcall:
    36			return 4;
    37		case __NR_execve:
  > 38		case __NR_execveat:
    39			return 5;
    40		default:
    41			return 1;

---
0-DAY kernel test infrastructure                Open Source Technology Center
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