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author | Dan Carpenter <dan.carpenter@oracle.com> | 2013-06-26 10:52:20 +0300 |
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committer | Takashi Iwai <tiwai@suse.de> | 2013-06-26 10:35:55 +0200 |
commit | bd5fe738e388ceaa32e5171481e0d3ec59f0ccfe (patch) | |
tree | e5195fbd95d2d77b6fc5eb7dba404ec82fe32649 /sound/i2c | |
parent | f02fe86199d90cd3c7c0c51e223840c3891e5d18 (diff) | |
download | lwn-bd5fe738e388ceaa32e5171481e0d3ec59f0ccfe.tar.gz lwn-bd5fe738e388ceaa32e5171481e0d3ec59f0ccfe.zip |
ALSA: ak4xx-adda: info leak in ak4xxx_capture_source_info()
"idx" is controled by the user and can be a negative offset into the
input_names[] array.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/i2c')
-rw-r--r-- | sound/i2c/other/ak4xxx-adda.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sound/i2c/other/ak4xxx-adda.c b/sound/i2c/other/ak4xxx-adda.c index cef813d23641..ed726d1569e8 100644 --- a/sound/i2c/other/ak4xxx-adda.c +++ b/sound/i2c/other/ak4xxx-adda.c @@ -571,7 +571,7 @@ static int ak4xxx_capture_source_info(struct snd_kcontrol *kcontrol, struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol); int mixer_ch = AK_GET_SHIFT(kcontrol->private_value); const char **input_names; - int num_names, idx; + unsigned int num_names, idx; num_names = ak4xxx_capture_num_inputs(ak, mixer_ch); if (!num_names) |