aboutsummaryrefslogtreecommitdiffstats
path: root/kernel/trace/trace.c
diff options
context:
space:
mode:
authorTejun Heo <tj@kernel.org>2010-02-02 14:38:15 +0900
committerTejun Heo <tj@kernel.org>2010-02-02 14:38:15 +0900
commitab386128f20c44c458a90039ab1bdc265ac474c9 (patch)
tree2ad188744922b1bb951fd10ff50dc04c83acce22 /kernel/trace/trace.c
parentlocal_t: Remove leftover local.h (diff)
parentMerge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6 (diff)
downloadlinux-dev-ab386128f20c44c458a90039ab1bdc265ac474c9.tar.xz
linux-dev-ab386128f20c44c458a90039ab1bdc265ac474c9.zip
Merge branch 'master' into percpu
Diffstat (limited to 'kernel/trace/trace.c')
-rw-r--r--kernel/trace/trace.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index ab2bbb0e9429..667ba805cd37 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -951,6 +951,11 @@ void trace_find_cmdline(int pid, char comm[])
return;
}
+ if (WARN_ON_ONCE(pid < 0)) {
+ strcpy(comm, "<XXX>");
+ return;
+ }
+
if (pid > PID_MAX_DEFAULT) {
strcpy(comm, "<...>");
return;