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authorEric Sesterhenn <snakebyte@gmx.de>2006-04-27 18:39:20 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-04-28 08:33:46 -0700
commitd698f1c72629ff43d0cb6b9f1d17c491c057a0d9 (patch)
treec9fb0ef3caaaf35bef346b5d0d8eb671e7ee071a /drivers/char/mwave/mwavedd.c
parent1ac3836ce689e594b20c7c9855f64a63751c2d10 (diff)
downloadlinux-d698f1c72629ff43d0cb6b9f1d17c491c057a0d9.tar.gz
[PATCH] fix array overrun in drivers/char/mwave/mwavedd.c
this fixes coverity id #489. Since the last element in the array is always ARRAY_SIZE-1 we have to check for ipcnum >= ARRAY_SIZE() Signed-off-by: Eric Sesterhenn <snakebyte@gmx.de> Signed-off-by: Adrian Bunk <bunk@stusta.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/char/mwave/mwavedd.c')
-rw-r--r--drivers/char/mwave/mwavedd.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/char/mwave/mwavedd.c b/drivers/char/mwave/mwavedd.c
index 8666171e187..d3ba2f860ef 100644
--- a/drivers/char/mwave/mwavedd.c
+++ b/drivers/char/mwave/mwavedd.c
@@ -271,7 +271,7 @@ static int mwave_ioctl(struct inode *inode, struct file *file,
ipcnum,
pDrvData->IPCs[ipcnum].usIntCount);
- if (ipcnum > ARRAY_SIZE(pDrvData->IPCs)) {
+ if (ipcnum >= ARRAY_SIZE(pDrvData->IPCs)) {
PRINTK_ERROR(KERN_ERR_MWAVE
"mwavedd::mwave_ioctl:"
" IOCTL_MW_REGISTER_IPC:"