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| author |   Eugene Teo <eugene.teo@eugeneteo.net> | 2006-03-25 03:08:25 -0800 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-25 08:23:02 -0800 |
| commit | 37f1e984253c7eeee8e0f2be9d134d1e9e34b9d4 (patch) | |
| tree | d46f9d866d88df62905717a21af3499f0ef30e3a /sound/oss | |
| parent | [PATCH] flat binary loader doesn't check fd table full (diff) | |
| download | linux-dev-37f1e984253c7eeee8e0f2be9d134d1e9e34b9d4.tar.xz linux-dev-37f1e984253c7eeee8e0f2be9d134d1e9e34b9d4.zip | |
[PATCH] Fix sequencer missing negative bound check
'int dev' came out of an 'unsigned char *' - as such, it will not get
a negative value. Thanks Valdis.
Signed-off-by: Eugene Teo <eugene.teo@eugeneteo.net>
Cc: Jaroslav Kysela <perex@suse.cz>
Acked-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'sound/oss')
| -rw-r--r-- | sound/oss/sequencer.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sound/oss/sequencer.c b/sound/oss/sequencer.c index 698614226c9a..347cd79c2502 100644 --- a/sound/oss/sequencer.c +++ b/sound/oss/sequencer.c @@ -709,11 +709,11 @@ static void seq_local_event(unsigned char *event_rec) static void seq_sysex_message(unsigned char *event_rec) { - int dev = event_rec[1]; + unsigned int dev = event_rec[1]; int i, l = 0; unsigned char *buf = &event_rec[2]; - if ((int) dev > max_synthdev) + if (dev > max_synthdev) return; if (!(synth_open_mask & (1 << dev))) return; |