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authorAlex Deucher <alexander.deucher@amd.com>2013-09-27 18:44:39 -0400
committerAlex Deucher <alexander.deucher@amd.com>2013-10-09 17:13:43 -0400
commitaaed41ec5b8d734f79d7b87723190256ac6a0926 (patch)
tree86a914728a6f2cb5195a033475edbf8307ef2b8f /drivers/gpu
parent1d083bc93d159ebcb46c5cbeca512ddd74a74e4b (diff)
drm/edid: catch kmalloc failure in drm_edid_to_speaker_allocation
Return -ENOMEM if the allocation fails. Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/drm_edid.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index 1688ff50051..830f7501cb4 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -2925,6 +2925,8 @@ int drm_edid_to_speaker_allocation(struct edid *edid, u8 **sadb)
/* Speaker Allocation Data Block */
if (dbl == 3) {
*sadb = kmalloc(dbl, GFP_KERNEL);
+ if (!*sadb)
+ return -ENOMEM;
memcpy(*sadb, &db[1], dbl);
count = dbl;
break;