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sh/uaccess: fix sparse errors

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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>
This commit is contained in:
Michael S. Tsirkin 2014-12-12 01:56:04 +02:00
parent 079f0f269f
commit cad1c0dfc8
1 changed files with 2 additions and 2 deletions
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4
arch/sh/include/asm/uaccess.h
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@ -60,7 +60,7 @@ struct __large_struct { unsigned long buf[100]; };
const __typeof__(*(ptr)) __user *__gu_addr = (ptr); \
__chk_user_ptr(ptr); \
__get_user_size(__gu_val, __gu_addr, (size), __gu_err); \
(x) = (__typeof__(*(ptr)))__gu_val; \
(x) = (__force __typeof__(*(ptr)))__gu_val; \
__gu_err; \
})
@ -71,7 +71,7 @@ struct __large_struct { unsigned long buf[100]; };
const __typeof__(*(ptr)) *__gu_addr = (ptr); \
if (likely(access_ok(VERIFY_READ, __gu_addr, (size)))) \
__get_user_size(__gu_val, __gu_addr, (size), __gu_err); \
(x) = (__typeof__(*(ptr)))__gu_val; \
(x) = (__force __typeof__(*(ptr)))__gu_val; \
__gu_err; \
})