summaryrefslogtreecommitdiff
path: root/kernel/trace/trace_event_perf.c
diff options
context:
space:
mode:
authorJiri Kosina <jkosina@suse.cz>2010-09-24 14:03:37 +0200
committerJiri Kosina <jkosina@suse.cz>2010-09-24 14:03:37 +0200
commit73e6d6c6467771838c1fc6949e6768a12ed72464 (patch)
tree94dd60891869a0a275cd332c4e675cf0b101fcfa /kernel/trace/trace_event_perf.c
parent12e5272585901217e919da810c801e5084ee0cb1 (diff)
parenta850ea30374ebed32a0724742601861853fde869 (diff)
Merge branch 'master' into upstream
Diffstat (limited to 'kernel/trace/trace_event_perf.c')
-rw-r--r--kernel/trace/trace_event_perf.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/kernel/trace/trace_event_perf.c b/kernel/trace/trace_event_perf.c
index 000e6e85b445..31cc4cb0dbf2 100644
--- a/kernel/trace/trace_event_perf.c
+++ b/kernel/trace/trace_event_perf.c
@@ -91,6 +91,8 @@ int perf_trace_init(struct perf_event *p_event)
tp_event->class && tp_event->class->reg &&
try_module_get(tp_event->mod)) {
ret = perf_trace_event_init(tp_event, p_event);
+ if (ret)
+ module_put(tp_event->mod);
break;
}
}
@@ -146,6 +148,7 @@ void perf_trace_destroy(struct perf_event *p_event)
}
}
out:
+ module_put(tp_event->mod);
mutex_unlock(&event_mutex);
}