fedora core 6 1.2949 + vserver 2.2.0

[linux-2.6.git] / include / asm-arm / uaccess.h

diff --git a/include/asm-arm/uaccess.h b/include/asm-arm/uaccess.h
index 87aba57..5f420a0 100644 (file)
--- a/include/asm-arm/uaccess.h
+++ b/include/asm-arm/uaccess.h
@@ -110,7 +110,7 @@ extern int __get_user_4(void *);
 #define get_user(x,p)                                                  \
        ({                                                              \
                const register typeof(*(p)) __user *__p asm("r0") = (p);\
-               register unsigned int __r2 asm("r2");                   \
+               register unsigned long __r2 asm("r2");                  \
                register int __e asm("r0");                             \
                switch (sizeof(*(__p))) {                               \
                case 1:                                                 \
@@ -383,19 +383,19 @@ do {                                                                      \
 
 
 #ifdef CONFIG_MMU
-extern unsigned long __copy_from_user(void *to, const void __user *from, unsigned long n);
-extern unsigned long __copy_to_user(void __user *to, const void *from, unsigned long n);
-extern unsigned long __clear_user(void __user *addr, unsigned long n);
+extern unsigned long __must_check __copy_from_user(void *to, const void __user *from, unsigned long n);
+extern unsigned long __must_check __copy_to_user(void __user *to, const void *from, unsigned long n);
+extern unsigned long __must_check __clear_user(void __user *addr, unsigned long n);
 #else
 #define __copy_from_user(to,from,n)    (memcpy(to, (void __force *)from, n), 0)
 #define __copy_to_user(to,from,n)      (memcpy((void __force *)to, from, n), 0)
 #define __clear_user(addr,n)           (memset((void __force *)addr, 0, n), 0)
 #endif
 
-extern unsigned long __strncpy_from_user(char *to, const char __user *from, unsigned long count);
-extern unsigned long __strnlen_user(const char __user *s, long n);
+extern unsigned long __must_check __strncpy_from_user(char *to, const char __user *from, unsigned long count);
+extern unsigned long __must_check __strnlen_user(const char __user *s, long n);
 
-static inline unsigned long copy_from_user(void *to, const void __user *from, unsigned long n)
+static inline unsigned long __must_check copy_from_user(void *to, const void __user *from, unsigned long n)
 {
        if (access_ok(VERIFY_READ, from, n))
                n = __copy_from_user(to, from, n);
@@ -404,7 +404,7 @@ static inline unsigned long copy_from_user(void *to, const void __user *from, un
        return n;
 }
 
-static inline unsigned long copy_to_user(void __user *to, const void *from, unsigned long n)
+static inline unsigned long __must_check copy_to_user(void __user *to, const void *from, unsigned long n)
 {
        if (access_ok(VERIFY_WRITE, to, n))
                n = __copy_to_user(to, from, n);
@@ -414,14 +414,14 @@ static inline unsigned long copy_to_user(void __user *to, const void *from, unsi
 #define __copy_to_user_inatomic __copy_to_user
 #define __copy_from_user_inatomic __copy_from_user
 
-static inline unsigned long clear_user(void __user *to, unsigned long n)
+static inline unsigned long __must_check clear_user(void __user *to, unsigned long n)
 {
        if (access_ok(VERIFY_WRITE, to, n))
                n = __clear_user(to, n);
        return n;
 }
 
-static inline long strncpy_from_user(char *dst, const char __user *src, long count)
+static inline long __must_check strncpy_from_user(char *dst, const char __user *src, long count)
 {
        long res = -EFAULT;
        if (access_ok(VERIFY_READ, src, 1))
@@ -431,7 +431,7 @@ static inline long strncpy_from_user(char *dst, const char __user *src, long cou
 
 #define strlen_user(s) strnlen_user(s, ~0UL >> 1)
 
-static inline long strnlen_user(const char __user *s, long n)
+static inline long __must_check strnlen_user(const char __user *s, long n)
 {
        unsigned long res = 0;