BackMerge v4.19-rc5 into drm-next

Sean Paul requested an -rc5 backmerge from some sun4i fixes.

Signed-off-by: Dave Airlie <airlied@redhat.com>

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);
         }
 }