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authorMichael S. Tsirkin <mst@redhat.com>2014-12-11 18:56:04 -0500
committerMichael S. Tsirkin <mst@redhat.com>2015-01-13 08:23:21 -0500
commitcad1c0dfc8961abeb92e5afbfa275b6122501e5f (patch)
tree260b73d0c10d33b9678d9dae8c4c3e99ce59870b /arch/sh
parent079f0f269f2a64080d7fa45cf686b02662ff8e36 (diff)
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>
Diffstat (limited to 'arch/sh')
-rw-r--r--arch/sh/include/asm/uaccess.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/sh/include/asm/uaccess.h b/arch/sh/include/asm/uaccess.h
index 9486376605f4..a49635c51266 100644
--- a/arch/sh/include/asm/uaccess.h
+++ b/arch/sh/include/asm/uaccess.h
@@ -60,7 +60,7 @@ struct __large_struct { unsigned long buf[100]; };
60 const __typeof__(*(ptr)) __user *__gu_addr = (ptr); \ 60 const __typeof__(*(ptr)) __user *__gu_addr = (ptr); \
61 __chk_user_ptr(ptr); \ 61 __chk_user_ptr(ptr); \
62 __get_user_size(__gu_val, __gu_addr, (size), __gu_err); \ 62 __get_user_size(__gu_val, __gu_addr, (size), __gu_err); \
63 (x) = (__typeof__(*(ptr)))__gu_val; \ 63 (x) = (__force __typeof__(*(ptr)))__gu_val; \
64 __gu_err; \ 64 __gu_err; \
65}) 65})
66 66
@@ -71,7 +71,7 @@ struct __large_struct { unsigned long buf[100]; };
71 const __typeof__(*(ptr)) *__gu_addr = (ptr); \ 71 const __typeof__(*(ptr)) *__gu_addr = (ptr); \
72 if (likely(access_ok(VERIFY_READ, __gu_addr, (size)))) \ 72 if (likely(access_ok(VERIFY_READ, __gu_addr, (size)))) \
73 __get_user_size(__gu_val, __gu_addr, (size), __gu_err); \ 73 __get_user_size(__gu_val, __gu_addr, (size), __gu_err); \
74 (x) = (__typeof__(*(ptr)))__gu_val; \ 74 (x) = (__force __typeof__(*(ptr)))__gu_val; \
75 __gu_err; \ 75 __gu_err; \
76}) 76})
77 77