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sh/uaccess: fix sparse errors
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>
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1 changed files with 2 additions and 2 deletions
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@ -60,7 +60,7 @@ struct __large_struct { unsigned long buf[100]; };
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const __typeof__(*(ptr)) __user *__gu_addr = (ptr); \
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__chk_user_ptr(ptr); \
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__get_user_size(__gu_val, __gu_addr, (size), __gu_err); \
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(x) = (__typeof__(*(ptr)))__gu_val; \
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(x) = (__force __typeof__(*(ptr)))__gu_val; \
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__gu_err; \
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})
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@ -71,7 +71,7 @@ struct __large_struct { unsigned long buf[100]; };
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const __typeof__(*(ptr)) *__gu_addr = (ptr); \
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if (likely(access_ok(VERIFY_READ, __gu_addr, (size)))) \
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__get_user_size(__gu_val, __gu_addr, (size), __gu_err); \
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(x) = (__typeof__(*(ptr)))__gu_val; \
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(x) = (__force __typeof__(*(ptr)))__gu_val; \
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__gu_err; \
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})
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