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m32r/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 a6325e7256
commit a618337e8c
1 changed files with 2 additions and 2 deletions
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4
arch/m32r/include/asm/uaccess.h
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@ -218,7 +218,7 @@ extern int fixup_exception(struct pt_regs *regs);
unsigned long __gu_val; \ unsigned long __gu_val; \
might_fault(); \ might_fault(); \
__get_user_size(__gu_val,(ptr),(size),__gu_err); \ __get_user_size(__gu_val,(ptr),(size),__gu_err); \
(x) = (__typeof__(*(ptr)))__gu_val; \ (x) = (__force __typeof__(*(ptr)))__gu_val; \
__gu_err; \ __gu_err; \
}) })
@ -230,7 +230,7 @@ extern int fixup_exception(struct pt_regs *regs);
might_fault(); \ might_fault(); \
if (access_ok(VERIFY_READ,__gu_addr,size)) \ if (access_ok(VERIFY_READ,__gu_addr,size)) \
__get_user_size(__gu_val,__gu_addr,(size),__gu_err); \ __get_user_size(__gu_val,__gu_addr,(size),__gu_err); \
(x) = (__typeof__(*(ptr)))__gu_val; \ (x) = (__force __typeof__(*(ptr)))__gu_val; \
__gu_err; \ __gu_err; \
}) })