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USB: fix dereference in drivers/usb/misc/adutux.c

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in two of the error cases, dev is still NULL,
and we dereference it. Spotted by coverity (cid#1428, 1429)

Signed-off-by: Eric Sesterhenn <snakebyte@gmx.de>
Cc: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Eric Sesterhenn 2006-10-06 00:09:29 +02:00 committed by Greg Kroah-Hartman
parent 0f64478cbc
commit a65dc301c7
1 changed files with 2 additions and 1 deletions
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drivers/usb/misc/adutux.c
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@ -370,6 +370,7 @@ static int adu_release(struct inode *inode, struct file *file)
retval = adu_release_internal(dev); retval = adu_release_internal(dev);
exit: exit:
if (dev)
up(&dev->sem); up(&dev->sem);
dbg(2," %s : leave, return value %d", __FUNCTION__, retval); dbg(2," %s : leave, return value %d", __FUNCTION__, retval);
return retval; return retval;