Gitweb: http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6735e5...
Commit: 6735e5723b5b4bc9bc0a24a841fbd0f2e7944b3f
Parent: 28a0d9df0706c523d3bb8de18892c76b78c2e428
Author: Takashi Iwai <tiwai@suse.de>
AuthorDate: Sat Jan 19 10:33:07 2008 +0100
Committer: Jaroslav Kysela <perex@perex.cz>
CommitDate: Thu Jan 31 17:30:05 2008 +0100
[ALSA] emu10k1 - Fix over-sized kmalloc for TLV
Reported by Al Viro:
In copy_tlv(), the size of kmalloc is wrongly calculated.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
---
sound/pci/emu10k1/emufx.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/sound/pci/emu10k1/emufx.c b/sound/pci/emu10k1/emufx.c
index c35d9e1..354a892 100644
--- a/sound/pci/emu10k1/emufx.c
+++ b/sound/pci/emu10k1/emufx.c
@@ -665,7 +665,7 @@ static unsigned int *copy_tlv(const unsigned int __user *_tlv)
return NULL;
if (data[1] >= MAX_TLV_SIZE)
return NULL;
- tlv = kmalloc(data[1] * 4 + sizeof(data), GFP_KERNEL);
+ tlv = kmalloc(data[1] + sizeof(data), GFP_KERNEL);
if (!tlv)
return NULL;
memcpy(tlv, data, sizeof(data));
-
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