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authorArnaldo Carvalho de Melo <acme@redhat.com>2016-07-15 23:32:52 +0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2016-07-15 23:32:52 +0300
commitb49364f36cfdb6d540ac961102d7ffaf84279bb6 (patch)
treeca894cb0a6b0b51dfc8c73316319e2a714aac256 /tools/objtool
parent4a0982f941d6f2550e8c39bc8bb0984b50dddf36 (diff)
downloadlinux-b49364f36cfdb6d540ac961102d7ffaf84279bb6.tar.xz
objtool: Initialize variable to silence old compiler
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>
Diffstat (limited to 'tools/objtool')
-rw-r--r--tools/objtool/builtin-check.c2
1 files changed, 1 insertions, 1 deletions
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;