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authorEugene Teo <eugene.teo@eugeneteo.net>2006-03-25 03:08:25 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-03-25 08:23:02 -0800
commit37f1e984253c7eeee8e0f2be9d134d1e9e34b9d4 (patch)
treed46f9d866d88df62905717a21af3499f0ef30e3a /sound/oss/sequencer.c
parent1ad3dcc09c88c6e01d7624398c591ff3aee22fbe (diff)
downloadop-kernel-dev-37f1e984253c7eeee8e0f2be9d134d1e9e34b9d4.zip
op-kernel-dev-37f1e984253c7eeee8e0f2be9d134d1e9e34b9d4.tar.gz
[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/sequencer.c')
-rw-r--r--sound/oss/sequencer.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/sound/oss/sequencer.c b/sound/oss/sequencer.c
index 6986142..347cd79 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;
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