[PATCH] drm/nouveau/clk: fix possible NULL pointer dereference

From: Daeseok Youn
Date: Mon Apr 14 2014 - 21:57:05 EST



It need to be checking NULL before dereferencing.

Signed-off-by: Daeseok Youn <daeseok.youn@xxxxxxxxx>
---
drivers/gpu/drm/nouveau/core/subdev/clock/base.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/gpu/drm/nouveau/core/subdev/clock/base.c b/drivers/gpu/drm/nouveau/core/subdev/clock/base.c
index dd62bae..a586d030 100644
--- a/drivers/gpu/drm/nouveau/core/subdev/clock/base.c
+++ b/drivers/gpu/drm/nouveau/core/subdev/clock/base.c
@@ -290,9 +290,9 @@ nouveau_pstate_new(struct nouveau_clock *clk, int idx)
return 0;

pstate = kzalloc(sizeof(*pstate), GFP_KERNEL);
- cstate = &pstate->base;
if (!pstate)
return -ENOMEM;
+ cstate = &pstate->base;

INIT_LIST_HEAD(&pstate->list);

--
1.7.4.4


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/