Messages in this thread Patch in this message | | | Date | Fri, 29 May 2015 11:36:00 -0700 | From | tip-bot for Arnaldo Carvalho de Melo <> | Subject | [tip:perf/core] perf kmem: Fix compiler warning about may be accessing uninitialized variable |
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Commit-ID: b236512280fb96dcca45a3f5bbae1839bd673e58 Gitweb: http://git.kernel.org/tip/b236512280fb96dcca45a3f5bbae1839bd673e58 Author: Arnaldo Carvalho de Melo <acme@redhat.com> AuthorDate: Fri, 29 May 2015 09:48:13 -0300 Committer: Arnaldo Carvalho de Melo <acme@redhat.com> CommitDate: Fri, 29 May 2015 12:43:40 -0300
perf kmem: Fix compiler warning about may be accessing uninitialized variable
The last argument to strtok_r doesn't need to be initialized, its just a placeholder to make this routine reentrant, but gcc doesn't know about that and complains, breaking the build, fix it by setting it to NULL.
Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Namhyung Kim <namhyung@kernel.org> Link: http://lkml.kernel.org/n/tip-8e8rgbg3aom9uarsyqjrsctg@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> --- tools/perf/builtin-kmem.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/perf/builtin-kmem.c b/tools/perf/builtin-kmem.c index 254614b..950f296 100644 --- a/tools/perf/builtin-kmem.c +++ b/tools/perf/builtin-kmem.c @@ -644,7 +644,7 @@ static char *compact_gfp_flags(char *gfp_flags) { char *orig_flags = strdup(gfp_flags); char *new_flags = NULL; - char *str, *pos; + char *str, *pos = NULL; size_t len = 0; if (orig_flags == NULL)
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