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[12/18] parisc/uaccess: fix sparse errors

Message ID 1418575877-21488-13-git-send-email-mst@redhat.com (mailing list archive)
State Superseded
Headers show

Commit Message

Michael S. Tsirkin Dec. 14, 2014, 4:52 p.m. UTC 
virtio wants to read bitwise types from userspace using get_user.  At the
moment this triggers sparse errors, since the value is passed through an
integer.

Fix that up using __force.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
---
 arch/parisc/include/asm/uaccess.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/arch/parisc/include/asm/uaccess.h b/arch/parisc/include/asm/uaccess.h
index a5cb070..3a20da6 100644
--- a/arch/parisc/include/asm/uaccess.h
+++ b/arch/parisc/include/asm/uaccess.h
@@ -104,7 +104,7 @@  struct exception_data {
 	    }                                           \
 	}                                               \
 							\
-	(x) = (__typeof__(*(ptr))) __gu_val;            \
+	(x) = (__force __typeof__(*(ptr))) __gu_val;            \
 	__gu_err;                                       \
 })