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authorDan Carpenter <dan.carpenter@oracle.com>2016-10-14 10:29:08 +0300
committerIngo Molnar <mingo@kernel.org>2016-10-16 11:34:14 +0200
commit5c38181ce9c5182377e79271a3ed0a2d0e999c33 (patch)
tree360d3a819067424076472d986eecfe52e5101941 /arch/x86/events
parent9f7d416c36124667c406978bcb39746589c35d7f (diff)
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perf/x86/intel: Remove an inconsistent NULL check
Smatch complains that we don't check "event->ctx" consistently. It's never NULL so we can just remove the check. Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: David Carrillo-Cisneros <davidcc@google.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Kan Liang <kan.liang@intel.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Vince Weaver <vincent.weaver@maine.edu> Cc: kernel-janitors@vger.kernel.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/events')
-rw-r--r--arch/x86/events/intel/lbr.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/events/intel/lbr.c b/arch/x86/events/intel/lbr.c
index fc6cf21c535e..81b321ace8e0 100644
--- a/arch/x86/events/intel/lbr.c
+++ b/arch/x86/events/intel/lbr.c
@@ -458,8 +458,8 @@ void intel_pmu_lbr_del(struct perf_event *event)
if (!x86_pmu.lbr_nr)
return;
- if (branch_user_callstack(cpuc->br_sel) && event->ctx &&
- event->ctx->task_ctx_data) {
+ if (branch_user_callstack(cpuc->br_sel) &&
+ event->ctx->task_ctx_data) {
task_ctx = event->ctx->task_ctx_data;
task_ctx->lbr_callstack_users--;
}