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authorGlauber Costa <gcosta@redhat.com>2008-06-25 12:00:44 -0300
committerIngo Molnar <mingo@elte.hu>2008-07-09 09:14:22 +0200
commitd42e6af613375be7a9a431628ecd742e87230554 (patch)
treed2994222bc235db7241989248e607a84642039d4
parent293e6a2524ae775fef41d21d17af288d4b2ee91e (diff)
x86: don't always use EFAULT on __put_user_size.
Let the user of the macro specify the desired return. Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: H. Peter Anvin <hpa@zytor.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
-rw-r--r--include/asm-x86/uaccess_64.h12
1 files changed, 6 insertions, 6 deletions
diff --git a/include/asm-x86/uaccess_64.h b/include/asm-x86/uaccess_64.h
index 81308763a4c..6532d638d5a 100644
--- a/include/asm-x86/uaccess_64.h
+++ b/include/asm-x86/uaccess_64.h
@@ -37,7 +37,7 @@ extern void __put_user_bad(void);
#define __put_user_nocheck(x, ptr, size) \
({ \
int __pu_err; \
- __put_user_size((x), (ptr), (size), __pu_err); \
+ __put_user_size((x), (ptr), (size), __pu_err, -EFAULT); \
__pu_err; \
})
@@ -65,22 +65,22 @@ extern void __put_user_bad(void);
__pu_err; \
})
-#define __put_user_size(x, ptr, size, retval) \
+#define __put_user_size(x, ptr, size, retval, errret) \
do { \
retval = 0; \
__chk_user_ptr(ptr); \
switch (size) { \
case 1: \
- __put_user_asm(x, ptr, retval, "b", "b", "iq", -EFAULT);\
+ __put_user_asm(x, ptr, retval, "b", "b", "iq", errret);\
break; \
case 2: \
- __put_user_asm(x, ptr, retval, "w", "w", "ir", -EFAULT);\
+ __put_user_asm(x, ptr, retval, "w", "w", "ir", errret);\
break; \
case 4: \
- __put_user_asm(x, ptr, retval, "l", "k", "ir", -EFAULT);\
+ __put_user_asm(x, ptr, retval, "l", "k", "ir", errret);\
break; \
case 8: \
- __put_user_asm(x, ptr, retval, "q", "", "Zr", -EFAULT); \
+ __put_user_asm(x, ptr, retval, "q", "", "Zr", errret); \
break; \
default: \
__put_user_bad(); \