diff options
| author | Takashi Iwai <tiwai@suse.de> | 2010-12-04 16:13:06 +0100 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2010-12-05 10:40:17 +0000 |
| commit | 136711be41ec97f7f1a9c3a5e8535eb7da5fea59 (patch) | |
| tree | 3be7da8694869adbb894f02b9edc1eab298c77da /drivers/char/agp/intel-gtt.c | |
| parent | 49078f7d108f132582e5af46304c317b55f83948 (diff) | |
agp/intel: Fix wrong kunmap in i830_cleanup()
Add a missing NULL check and fix the wrong address passed to kunmap()
in i830_cleanup().
Cc: stable@kernel.org
Signed-off-by: Takashi Iwai <tiwai@suse.de>
[danvet: added cc stable]
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Diffstat (limited to 'drivers/char/agp/intel-gtt.c')
| -rw-r--r-- | drivers/char/agp/intel-gtt.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/char/agp/intel-gtt.c b/drivers/char/agp/intel-gtt.c index 9272c38dd3c..16a2847b7cd 100644 --- a/drivers/char/agp/intel-gtt.c +++ b/drivers/char/agp/intel-gtt.c @@ -812,8 +812,10 @@ static int intel_fake_agp_fetch_size(void) static void i830_cleanup(void) { - kunmap(intel_private.i8xx_page); - intel_private.i8xx_flush_page = NULL; + if (intel_private.i8xx_flush_page) { + kunmap(intel_private.i8xx_flush_page); + intel_private.i8xx_flush_page = NULL; + } __free_page(intel_private.i8xx_page); intel_private.i8xx_page = NULL; |