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[PATCH] fix array overrun in drivers/char/mwave/mwavedd.c

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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>
This commit is contained in:
Eric Sesterhenn 2006-04-27 18:39:20 -07:00 committed by Linus Torvalds
parent 1ac3836ce6
commit d698f1c726
1 changed files with 1 additions and 1 deletions
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2
drivers/char/mwave/mwavedd.c
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@ -271,7 +271,7 @@ static int mwave_ioctl(struct inode *inode, struct file *file,
ipcnum, ipcnum,
pDrvData->IPCs[ipcnum].usIntCount); pDrvData->IPCs[ipcnum].usIntCount);
if (ipcnum > ARRAY_SIZE(pDrvData->IPCs)) { if (ipcnum >= ARRAY_SIZE(pDrvData->IPCs)) {
PRINTK_ERROR(KERN_ERR_MWAVE PRINTK_ERROR(KERN_ERR_MWAVE
"mwavedd::mwave_ioctl:" "mwavedd::mwave_ioctl:"
" IOCTL_MW_REGISTER_IPC:" " IOCTL_MW_REGISTER_IPC:"