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author | Dan Carpenter <dan.carpenter@oracle.com> | 2013-06-21 15:25:33 +0300 |
---|---|---|
committer | Takashi Iwai <tiwai@suse.de> | 2013-06-21 14:32:06 +0200 |
commit | fefe228c5f13809f77e6b2873ffe8bfb006cadd4 (patch) | |
tree | 94e9ef2b69f5c3f51ff8479a3ce60e93ce8e1892 | |
parent | 88d5760649d9024a2a68e649909f522ab42d891c (diff) |
ALSA: vx_core: off by one in vx_read_status()
This code is older than git, and I haven't tested it, but if size ==
SIZE_MAX_STATUS then we would write one space past the end of the
rmh->Stat[] array.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
-rw-r--r-- | sound/drivers/vx/vx_core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sound/drivers/vx/vx_core.c b/sound/drivers/vx/vx_core.c index c39961c11401..83596891cde4 100644 --- a/sound/drivers/vx/vx_core.c +++ b/sound/drivers/vx/vx_core.c @@ -205,7 +205,7 @@ static int vx_read_status(struct vx_core *chip, struct vx_rmh *rmh) if (size < 1) return 0; - if (snd_BUG_ON(size > SIZE_MAX_STATUS)) + if (snd_BUG_ON(size >= SIZE_MAX_STATUS)) return -EINVAL; for (i = 1; i <= size; i++) { |