From d42e6af613375be7a9a431628ecd742e87230554 Mon Sep 17 00:00:00 2001 From: Glauber Costa Date: Wed, 25 Jun 2008 12:00:44 -0300 Subject: [PATCH] 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 Signed-off-by: H. Peter Anvin Signed-off-by: Ingo Molnar --- include/asm-x86/uaccess_64.h | 12 ++++++------ 1 file 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(); \ -- 2.41.1