From: Alex Deucher <alexdeucher@gmail.com>
To: dri-devel@lists.freedesktop.org
Cc: Alex Deucher <alexander.deucher@amd.com>
Subject: [PATCH] drm/edid: catch kmalloc failure in drm_edid_to_speaker_allocation
Date: Fri, 27 Sep 2013 18:46:09 -0400 [thread overview]
Message-ID: <1380321969-16078-1-git-send-email-alexander.deucher@amd.com> (raw)
Return -ENOMEM if the allocation fails.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/drm_edid.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index 1688ff5..830f750 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;
--
1.8.3.1
next reply other threads:[~2013-09-27 22:46 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-09-27 22:46 Alex Deucher [this message]
2013-09-30 5:36 ` [PATCH] drm/edid: catch kmalloc failure in drm_edid_to_speaker_allocation Jani Nikula
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