[PATCH repost 05/16] blackfin/uaccess: fix sparse errors
From: "Michael S. Tsirkin" <mst@redhat.com>
Date: 2014-12-25 09:29:05
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From: "Michael S. Tsirkin" <mst@redhat.com>
Date: 2014-12-25 09:29:05
Also in:
lkml
Subsystem:
the rest · Maintainer:
Linus Torvalds
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> Acked-by: Steven Miao <redacted> --- arch/blackfin/include/asm/uaccess.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/blackfin/include/asm/uaccess.h b/arch/blackfin/include/asm/uaccess.h
index 57701c3..6a46e7d 100644
--- a/arch/blackfin/include/asm/uaccess.h
+++ b/arch/blackfin/include/asm/uaccess.h@@ -147,7 +147,7 @@ static inline int bad_user_access_length(void) } \ } else \ _err = -EFAULT; \ - x = (typeof(*(ptr)))_val; \ + x = (__force typeof(*(ptr)))_val; \ _err; \ })
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MST