Commit fdd33961 authored by Al Viro's avatar Al Viro Committed by Linus Torvalds

amd64: fix get_user() on bitwise

We really need force-cast when converting to final result type;
unsigned long can be silently converted to integer types and
to pointers, but not to bitwise.
Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent c47ffe3d
...@@ -100,7 +100,7 @@ struct exception_table_entry ...@@ -100,7 +100,7 @@ struct exception_table_entry
case 8: __get_user_x(8,__ret_gu,__val_gu,ptr); break; \ case 8: __get_user_x(8,__ret_gu,__val_gu,ptr); break; \
default: __get_user_bad(); break; \ default: __get_user_bad(); break; \
} \ } \
(x) = (typeof(*(ptr)))__val_gu; \ (x) = (__force typeof(*(ptr)))__val_gu; \
__ret_gu; \ __ret_gu; \
}) })
...@@ -192,7 +192,7 @@ struct __large_struct { unsigned long buf[100]; }; ...@@ -192,7 +192,7 @@ struct __large_struct { unsigned long buf[100]; };
int __gu_err; \ int __gu_err; \
unsigned long __gu_val; \ unsigned long __gu_val; \
__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; \
}) })
......
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