KVM: PPC: e500: fix handling local_sid_lookup result
authorAndrzej Hajda <a.hajda@samsung.com>
Thu, 24 Sep 2015 14:00:23 +0000 (16:00 +0200)
committerPaul Mackerras <paulus@samba.org>
Thu, 15 Oct 2015 04:58:16 +0000 (15:58 +1100)
commitd4cd4f9586f87a5fc828b4c4698aa4faf56c96fc
tree15bf264ceb150cc65c10059640bb38e74cf1793f
parent6a14c2222419daa7ecebc7f566841b9b4d63b397
KVM: PPC: e500: fix handling local_sid_lookup result

The function can return negative value.

The problem has been detected using proposed semantic patch
scripts/coccinelle/tests/assign_signed_to_unsigned.cocci [1].

[1]: http://permalink.gmane.org/gmane.linux.kernel/2046107

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Acked-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>
arch/powerpc/kvm/e500.c