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authorArnaldo Carvalho de Melo <acme@redhat.com>2015-05-11 17:41:17 +0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2015-05-12 15:59:47 +0300
commit08a9b9857fc2d77600f09f3d342f6c64d25083b2 (patch)
tree3e97deecd180b414e54ba412891bb6da58189c39 /tools/perf/builtin-kmem.c
parenta41f3c8cd4e28dcbebd8ec27a9602c86cfa5f009 (diff)
downloadlinux-08a9b9857fc2d77600f09f3d342f6c64d25083b2.tar.xz
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. Fixes: 0e11115644b3 ("perf kmem: Print gfp flags in human readable string") Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Borislav Petkov <bp@suse.de> Cc: David Ahern <dsahern@gmail.com> Cc: Don Zickus <dzickus@redhat.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/n/tip-iyyvkbnkrd9g19f6ta9zfkem@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/builtin-kmem.c')
-rw-r--r--tools/perf/builtin-kmem.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/builtin-kmem.c b/tools/perf/builtin-kmem.c
index e0173c7f17b1..254614b10c4a 100644
--- a/tools/perf/builtin-kmem.c
+++ b/tools/perf/builtin-kmem.c
@@ -713,7 +713,7 @@ static int parse_gfp_flags(struct perf_evsel *evsel, struct perf_sample *sample,
.size = sample->raw_size,
};
struct trace_seq seq;
- char *str, *pos;
+ char *str, *pos = NULL;
if (nr_gfps) {
struct gfp_flag key = {