From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Ingo Molnar <mingo@kernel.org>
Cc: linux-kernel@vger.kernel.org,
Arnaldo Carvalho de Melo <acme@redhat.com>,
Adrian Hunter <adrian.hunter@intel.com>,
David Ahern <dsahern@gmail.com>, Jiri Olsa <jolsa@kernel.org>,
Josh Poimboeuf <jpoimboe@redhat.com>,
Namhyung Kim <namhyung@kernel.org>,
Wang Nan <wangnan0@huawei.com>
Subject: [PATCH 24/24] objtool: Initialize variable to silence old compiler
Date: Fri, 15 Jul 2016 17:50:58 -0300 [thread overview]
Message-ID: <1468615858-24936-25-git-send-email-acme@kernel.org> (raw)
In-Reply-To: <1468615858-24936-1-git-send-email-acme@kernel.org>
From: Arnaldo Carvalho de Melo <acme@redhat.com>
gcc version 4.1.2 20080704 (Red Hat 4.1.2-55) barfs with:
CC /tmp/build/objtool/builtin-check.o
cc1: warnings being treated as errors
builtin-check.c: In function 'cmd_check':
builtin-check.c:667: warning: 'prev_rela' may be used uninitialized in this function
mv: cannot stat `/tmp/build/objtool/.builtin-check.o.tmp': No such file or directory
make[1]: *** [/tmp/build/objtool/builtin-check.o] Error 1
Init it to NULL to silence it.
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/n/tip-qolo31rl2ojlwj1lj9dhemyz@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/objtool/builtin-check.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/objtool/builtin-check.c b/tools/objtool/builtin-check.c
index 92d84b277032..4ed30f45c6da 100644
--- a/tools/objtool/builtin-check.c
+++ b/tools/objtool/builtin-check.c
@@ -664,7 +664,7 @@ static int add_func_switch_tables(struct objtool_file *file,
struct symbol *func)
{
struct instruction *insn, *prev_jump;
- struct rela *text_rela, *rodata_rela, *prev_rela;
+ struct rela *text_rela, *rodata_rela, *prev_rela = NULL;
int ret;
prev_jump = NULL;
--
2.7.4
next prev parent reply other threads:[~2016-07-15 20:51 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-15 20:50 [GIT PULL 00/24] perf/core improvements and fixes Arnaldo Carvalho de Melo
2016-07-15 20:50 ` [PATCH 01/24] tools lib traceevent: Add correct header for ipv6 definitions Arnaldo Carvalho de Melo
2016-07-15 20:50 ` [PATCH 02/24] perf tools: Do not provide dup sched_getcpu() prototype on Android Arnaldo Carvalho de Melo
2016-07-15 20:50 ` [PATCH 03/24] tools: Make "__always_inline" just "inline" " Arnaldo Carvalho de Melo
2016-07-15 20:50 ` [PATCH 04/24] perf tools: Just pr_debug() about not being able to read cacheline_size Arnaldo Carvalho de Melo
2016-07-15 20:50 ` [PATCH 05/24] perf tools: Bail out at "--sort dcacheline" and cacheline_size not known Arnaldo Carvalho de Melo
2016-07-15 20:50 ` [PATCH 06/24] tools lib api fs: Use base 0 in filename__read_ull Arnaldo Carvalho de Melo
2016-07-15 20:50 ` [PATCH 07/24] perf evlist: Drop redundant evsel->overwrite indicator Arnaldo Carvalho de Melo
2016-07-15 20:50 ` [PATCH 08/24] tools: Simplify BITS_PER_LONG define Arnaldo Carvalho de Melo
2016-07-15 20:50 ` [PATCH 09/24] tools lib fd array: Allow associating a pointer cookie with each entry Arnaldo Carvalho de Melo
2016-07-15 20:50 ` [PATCH 10/24] perf evlist: Update mmap related APIs and helpers Arnaldo Carvalho de Melo
2016-07-15 20:50 ` [PATCH 11/24] perf record: Decouple record__mmap_read() and evlist Arnaldo Carvalho de Melo
2016-07-15 20:50 ` [PATCH 12/24] perf evlist: Record mmap cookie into fdarray private field Arnaldo Carvalho de Melo
2016-07-15 20:50 ` [PATCH 13/24] perf evlist: Extract common code in mmap failure processing Arnaldo Carvalho de Melo
2016-07-15 20:50 ` [PATCH 14/24] perf evlist: Introduce backward_mmap array for evlist Arnaldo Carvalho de Melo
2016-07-15 20:50 ` [PATCH 15/24] perf evlist: Map backward events to backward_mmap Arnaldo Carvalho de Melo
2016-07-15 20:50 ` [PATCH 16/24] perf evlist: Drop evlist->backward Arnaldo Carvalho de Melo
2016-07-15 20:50 ` [PATCH 17/24] perf evlist: Setup backward mmap state machine Arnaldo Carvalho de Melo
2016-07-15 20:50 ` [PATCH 18/24] perf record: Read from overwritable ring buffer Arnaldo Carvalho de Melo
2016-07-15 20:50 ` [PATCH 19/24] perf evlist: Make {pause,resume} internal helpers Arnaldo Carvalho de Melo
2016-07-15 20:50 ` [PATCH 20/24] perf tools: Enable overwrite settings Arnaldo Carvalho de Melo
2016-07-15 20:50 ` [PATCH 21/24] perf session: Don't warn about out of order event if write_backward is used Arnaldo Carvalho de Melo
2016-07-15 20:50 ` [PATCH 22/24] perf record: Add --tail-synthesize option Arnaldo Carvalho de Melo
2016-07-15 20:50 ` [PATCH 23/24] objtool: Add -I$(srctree)/tools/arch/$(ARCH)/include/uapi Arnaldo Carvalho de Melo
2016-07-15 20:50 ` Arnaldo Carvalho de Melo [this message]
2016-07-16 20:39 ` [GIT PULL 00/24] perf/core improvements and fixes Ingo Molnar
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