From: Mathieu Malaterre <malat@debian.org>
To: Michael Ellerman <mpe@ellerman.id.au>
Cc: LEROY Christophe <christophe.leroy@c-s.fr>,
Mathieu Malaterre <malat@debian.org>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Paul Mackerras <paulus@samba.org>,
linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org
Subject: [PATCH v2 03/19] powerpc: Mark variables as unused
Date: Wed, 28 Mar 2018 21:33:07 +0200 [thread overview]
Message-ID: <20180328193307.978-1-malat@debian.org> (raw)
In-Reply-To: <20180322202007.23088-4-malat@debian.org>
Add gcc attribute unused for two variables. Fix warnings treated as errors
with W=1:
arch/powerpc/kernel/prom_init.c:1388:8: error: variable ‘path’ set but not used [-Werror=unused-but-set-variable]
Suggested-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Mathieu Malaterre <malat@debian.org>
---
v2: move path within ifdef DEBUG_PROM
arch/powerpc/kernel/prom_init.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c
index acf4b2e0530c..4163b11abb6c 100644
--- a/arch/powerpc/kernel/prom_init.c
+++ b/arch/powerpc/kernel/prom_init.c
@@ -603,7 +603,7 @@ static void __init early_cmdline_parse(void)
const char *opt;
char *p;
- int l = 0;
+ int l __maybe_unused = 0;
prom_cmd_line[0] = 0;
p = prom_cmd_line;
@@ -1385,7 +1385,7 @@ static void __init reserve_mem(u64 base, u64 size)
static void __init prom_init_mem(void)
{
phandle node;
- char *path, type[64];
+ char *path __maybe_unused, type[64];
unsigned int plen;
cell_t *p, *endp;
__be32 val;
@@ -1406,7 +1406,6 @@ static void __init prom_init_mem(void)
prom_debug("root_size_cells: %x\n", rsc);
prom_debug("scanning memory:\n");
- path = prom_scratch;
for (node = 0; prom_next_node(&node); ) {
type[0] = 0;
@@ -1431,6 +1430,7 @@ static void __init prom_init_mem(void)
endp = p + (plen / sizeof(cell_t));
#ifdef DEBUG_PROM
+ path = prom_scratch;
memset(path, 0, PROM_SCRATCH_SIZE);
call_prom("package-to-path", 3, 1, node, path, PROM_SCRATCH_SIZE-1);
prom_debug(" node %s :\n", path);
--
2.11.0
next prev parent reply other threads:[~2018-03-28 19:33 UTC|newest]
Thread overview: 98+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-22 20:19 [PATCH 00/19] powerpc/ppc32: make W=1 compilation errors free Mathieu Malaterre
2018-03-22 20:19 ` [PATCH 01/19] powerpc/powermac: Mark variable x as unused Mathieu Malaterre
2018-03-23 9:18 ` christophe leroy
2018-03-28 19:27 ` [PATCH v2 " Mathieu Malaterre
2018-03-29 16:07 ` LEROY Christophe
2018-04-04 20:21 ` Mathieu Malaterre
2018-04-04 20:07 ` [PATCH v3 " Mathieu Malaterre
2018-04-24 14:12 ` Christophe LEROY
2018-05-25 11:41 ` [v3,01/19] " Michael Ellerman
2018-03-22 20:19 ` [PATCH 02/19] " Mathieu Malaterre
2018-03-23 9:38 ` christophe leroy
2018-03-28 19:30 ` [PATCH v2 " Mathieu Malaterre
2018-03-29 16:09 ` LEROY Christophe
2018-06-22 9:46 ` Mathieu Malaterre
2018-08-13 11:22 ` [v2,02/19] " Michael Ellerman
2018-03-22 20:19 ` [PATCH 03/19] powerpc: Mark variables " Mathieu Malaterre
2018-03-23 10:03 ` christophe leroy
2018-03-28 19:33 ` Mathieu Malaterre [this message]
2018-03-29 16:14 ` [PATCH v2 " LEROY Christophe
2018-04-05 5:57 ` Michael Ellerman
2018-04-05 7:01 ` LEROY Christophe
2018-04-04 20:08 ` [PATCH v3 03/19] powerpc: Move `path` variable inside DEBUG_PROM Mathieu Malaterre
2018-06-22 9:48 ` Mathieu Malaterre
2018-08-13 11:22 ` [v3,03/19] " Michael Ellerman
2018-04-05 20:26 ` [PATCH v4 03/19] powerpc: Mark variable `l` as unused, remove `path` Mathieu Malaterre
2018-04-06 15:33 ` LEROY Christophe
2018-04-06 18:32 ` Mathieu Malaterre
2018-04-24 19:20 ` christophe leroy
2018-03-22 20:19 ` [PATCH 04/19] powerpc/kvm: Mark variable tmp unused Mathieu Malaterre
2018-03-23 10:08 ` christophe leroy
2018-03-28 19:58 ` [PATCH v2 04/19] powerpc/kvm: Prefer fault_in_pages_readable function Mathieu Malaterre
2018-03-29 16:18 ` LEROY Christophe
2018-05-25 1:59 ` [v2,04/19] " Michael Ellerman
2018-03-22 20:19 ` [PATCH 05/19] powerpc/chrp/setup: Add attribute unused and make some functions static Mathieu Malaterre
2018-03-23 11:01 ` christophe leroy
2018-03-28 19:35 ` [PATCH v2 " Mathieu Malaterre
2018-03-29 16:16 ` LEROY Christophe
2018-04-04 20:09 ` [PATCH v3 05/19] powerpc/chrp/setup: Remove idu_size variable " Mathieu Malaterre
2018-05-25 11:41 ` [v3, " Michael Ellerman
2018-03-22 20:19 ` [PATCH 06/19] powerpc: Make function btext_initialize static Mathieu Malaterre
2018-05-25 11:41 ` [06/19] " Michael Ellerman
2018-03-22 20:19 ` [PATCH 07/19] powerpc/powermac: Make some functions static Mathieu Malaterre
2018-03-23 11:05 ` christophe leroy
2018-03-28 19:39 ` [PATCH v2 " Mathieu Malaterre
2018-06-22 11:29 ` Mathieu Malaterre
2018-08-13 11:22 ` [v2,07/19] " Michael Ellerman
2018-03-22 20:19 ` [PATCH 08/19] powerpc/tau: Make some function static Mathieu Malaterre
2018-05-25 11:41 ` [08/19] " Michael Ellerman
2018-03-22 20:19 ` [PATCH 09/19] powerpc/chrp/pci: Make some functions static Mathieu Malaterre
2018-04-04 20:15 ` [PATCH v3 " Mathieu Malaterre
2018-05-25 11:41 ` [v3,09/19] " Michael Ellerman
2018-03-22 20:19 ` [PATCH 10/19] powerpc/chrp/time: Make some functions static, add missing header include Mathieu Malaterre
2018-05-25 11:41 ` [10/19] " Michael Ellerman
2018-03-22 20:19 ` [PATCH 11/19] powerpc/powermac: Move pmac_pfunc_base_install prototype to header file Mathieu Malaterre
2018-03-23 12:13 ` christophe leroy
2018-03-28 19:11 ` Mathieu Malaterre
2018-03-29 15:51 ` LEROY Christophe
2018-04-04 20:13 ` [PATCH v3 " Mathieu Malaterre
2018-05-25 11:41 ` [v3, " Michael Ellerman
2018-03-22 20:19 ` [PATCH 12/19] powerpc/powermac: Add missing prototype for note_bootable_part() Mathieu Malaterre
2018-03-23 12:14 ` christophe leroy
2018-04-04 20:13 ` [PATCH v3 " Mathieu Malaterre
2018-05-25 11:41 ` [v3, " Michael Ellerman
2018-03-22 20:19 ` [PATCH 13/19] powerpc/52xx: Add missing functions prototypes Mathieu Malaterre
2018-03-23 12:18 ` christophe leroy
2018-04-04 20:12 ` [PATCH v3 " Mathieu Malaterre
2018-05-25 11:41 ` [v3,13/19] " Michael Ellerman
2018-03-22 20:20 ` [PATCH 14/19] powerpc/altivec: Add missing prototypes for altivec Mathieu Malaterre
2018-03-23 12:19 ` christophe leroy
2018-03-23 12:24 ` Mathieu Malaterre
2018-03-24 20:10 ` LEROY Christophe
2018-03-27 8:39 ` Mathieu Malaterre
2018-03-27 15:58 ` LEROY Christophe
2018-03-27 17:33 ` LEROY Christophe
2018-03-28 7:26 ` Mathieu Malaterre
2018-03-28 11:53 ` Mathieu Malaterre
2018-03-28 18:47 ` [PATCH v2] " Mathieu Malaterre
2018-03-28 18:55 ` [PATCH v3] " Mathieu Malaterre
2018-05-25 11:41 ` [v3] " Michael Ellerman
2018-03-22 20:20 ` [PATCH 15/19] powerpc: Add missing prototype Mathieu Malaterre
2018-03-23 12:20 ` christophe leroy
2018-03-28 19:13 ` Mathieu Malaterre
2018-03-29 16:02 ` LEROY Christophe
2018-04-04 20:18 ` Mathieu Malaterre
2018-04-04 20:11 ` [PATCH v3 " Mathieu Malaterre
2018-05-25 11:41 ` [v3,15/19] " Michael Ellerman
2018-03-22 20:20 ` [PATCH 16/19] powerpc/powermac: Add missing include of header pmac.h Mathieu Malaterre
2018-06-22 9:49 ` Mathieu Malaterre
2018-08-13 11:22 ` [16/19] " Michael Ellerman
2018-03-22 20:20 ` [PATCH 17/19] powerpc/32: Add a missing include header Mathieu Malaterre
2018-05-25 11:41 ` [17/19] " Michael Ellerman
2018-03-22 20:20 ` [PATCH 18/19] powerpc: " Mathieu Malaterre
2018-05-25 11:41 ` [18/19] " Michael Ellerman
2018-03-22 20:20 ` [PATCH 19/19] powerpc/tau: Synchronize function prototypes and body Mathieu Malaterre
2018-03-23 12:22 ` christophe leroy
2018-04-04 20:10 ` [PATCH v3 " Mathieu Malaterre
2018-05-25 11:41 ` [v3,19/19] " Michael Ellerman
2018-05-22 6:28 ` [PATCH 00/19] powerpc/ppc32: make W=1 compilation errors free Mathieu Malaterre
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