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Commit 821499a8 authored by Mark Haverkamp's avatar Mark Haverkamp Committed by James Bottomley
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[SCSI] aacraid: Fix return code interpretation 



Received from Mark Salyzyn

clear_user return is 0 for success, the code fragment is written to
assume that it is the count of the number of bytes zero'd.

Signed-off-by: default avatarMark Haverkamp <markh@osdl.org>
Signed-off-by: default avatarJames Bottomley <James.Bottomley@SteelEye.com>
parent c5943d36

drivers/scsi/aacraid/linit.c

+1 −1
Original line number Diff line number Diff line
@@ -564,7 +564,7 @@ static long aac_compat_do_ioctl(struct aac_dev *dev, unsigned cmd, unsigned long 
		

		f = compat_alloc_user_space(sizeof(*f));

		ret = 0;

		if (clear_user(f, sizeof(*f)) != sizeof(*f))

		if (clear_user(f, sizeof(*f)))

			ret = -EFAULT;

		if (copy_in_user(f, (void __user *)arg, sizeof(struct fib_ioctl) - sizeof(u32)))

			ret = -EFAULT;