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authorIngo Molnar <mingo@kernel.org>2018-10-04 08:23:03 +0200
committerIngo Molnar <mingo@kernel.org>2018-10-04 08:23:03 +0200
commitc0554d2d3db438623b4f2f9abc3d766b2b15d2fb (patch)
treed00dc324772b95373f4bdc566b3437e5bf637157 /tools/perf/util/trace-event-parse.c
parentbef459026b161fbc39d20dcba698ed0cfffbac38 (diff)
parent1d2ba7fee28b3a47cca8e8f4f94a22d30b2b3a6f (diff)
Merge branch 'linus' into x86/core, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'tools/perf/util/trace-event-parse.c')
-rw-r--r--tools/perf/util/trace-event-parse.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/tools/perf/util/trace-event-parse.c b/tools/perf/util/trace-event-parse.c
index 920b1d58a068..e76214f8d596 100644
--- a/tools/perf/util/trace-event-parse.c
+++ b/tools/perf/util/trace-event-parse.c
@@ -164,16 +164,15 @@ void parse_ftrace_printk(struct tep_handle *pevent,
void parse_saved_cmdline(struct tep_handle *pevent,
char *file, unsigned int size __maybe_unused)
{
- char *comm;
+ char comm[17]; /* Max comm length in the kernel is 16. */
char *line;
char *next = NULL;
int pid;
line = strtok_r(file, "\n", &next);
while (line) {
- sscanf(line, "%d %ms", &pid, &comm);
- tep_register_comm(pevent, comm, pid);
- free(comm);
+ if (sscanf(line, "%d %16s", &pid, comm) == 2)
+ tep_register_comm(pevent, comm, pid);
line = strtok_r(NULL, "\n", &next);
}
}