[patch] drm/amd/powerplay: fix a reversed condition

Dan Carpenter
2016-01-04T20:42:55Z

This test was reversed so it would end up leading to a NULL dereference.

Fixes: 4630f0faae80 ('drm/amd/powerplay: add Carrizo smu support')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/cz_smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/cz_smumgr.c
index e74023b..873a8d2 100644
--- a/drivers/gpu/drm/amd/powerplay/smumgr/cz_smumgr.c
+++ b/drivers/gpu/drm/amd/powerplay/smumgr/cz_smumgr.c
@@ -818,7 +818,7 @@ static int cz_smu_fini(struct pp_smumgr *smumgr)
return -EINVAL;

cz_smu = (struct cz_smumgr *)smumgr->backend;
- if (!cz_smu) {
+ if (cz_smu) {
cgs_free_gpu_mem(smumgr->device,
cz_smu->toc_buffer.handle);
cgs_free_gpu_mem(smumgr->device,