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It is possible that a pid has no associated comm attached to it, although it can still be passed to pevent_register_comm(). But if comm is NULL, it will cause strdup() to segfault. To prevent this from happening, if comm is NULL use the default "<...>" name for the pid. Signed-off-by: Josef Bacik <jbacik@fb.com> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Namhyung Kim <namhyung@kernel.org> Link: http://lkml.kernel.org/r/20150324135922.549965495@goodmis.org Link: http://lkml.kernel.org/p/1403799732-30308-1-git-send-email-jbacik@fb.com Signed-off-by: Steven Rostedt <rostedt@goodmis.org> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> |
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.. | ||
.gitignore | ||
Build | ||
event-parse.c | ||
event-parse.h | ||
event-plugin.c | ||
event-utils.h | ||
kbuffer-parse.c | ||
kbuffer.h | ||
Makefile | ||
parse-filter.c | ||
parse-utils.c | ||
plugin_cfg80211.c | ||
plugin_function.c | ||
plugin_hrtimer.c | ||
plugin_jbd2.c | ||
plugin_kmem.c | ||
plugin_kvm.c | ||
plugin_mac80211.c | ||
plugin_sched_switch.c | ||
plugin_scsi.c | ||
plugin_xen.c | ||
trace-seq.c |