lkml.org 
[lkml]   [2013]   [May]   [28]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
Subject[PATCH -next] drm/i915: fix error return code in init_pipe_control()
From
From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>

Fix to return -ENOMEM in the kmap() error handling case
instead of 0, as done elsewhere in this function.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
---
drivers/gpu/drm/i915/intel_ringbuffer.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index 5698fae..9b97cf6 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -464,9 +464,11 @@ init_pipe_control(struct intel_ring_buffer *ring)
goto err_unref;

pc->gtt_offset = obj->gtt_offset;
- pc->cpu_page = kmap(sg_page(obj->pages->sgl));
- if (pc->cpu_page == NULL)
+ pc->cpu_page = kmap(sg_page(obj->pages->sgl));
+ if (pc->cpu_page == NULL) {
+ ret = -ENOMEM;
goto err_unpin;
+ }

DRM_DEBUG_DRIVER("%s pipe control offset: 0x%08x\n",
ring->name, pc->gtt_offset);


\
 
 \ /
  Last update: 2013-05-28 12:41    [W:0.100 / U:0.048 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site