From 75aca61b1fc76f46da79d1a4ec393faa19005927 Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Wed, 7 Jan 2009 23:14:38 +0800 Subject: [PATCH] Blackfin arch: add __must_check markings to our user functions like other arches Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu --- arch/blackfin/include/asm/uaccess.h | 15 ++++++++------- 1 file changed, 8 insertions(+), 7 deletions(-) diff --git a/arch/blackfin/include/asm/uaccess.h b/arch/blackfin/include/asm/uaccess.h index daf2dc8e98cf..3248033531e6 100644 --- a/arch/blackfin/include/asm/uaccess.h +++ b/arch/blackfin/include/asm/uaccess.h @@ -197,8 +197,8 @@ static inline int bad_user_access_length(void) #define copy_from_user_ret(to,from,n,retval) ({ if (copy_from_user(to,from,n))\ return retval; }) -static inline 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)) memcpy(to, from, n); @@ -207,8 +207,8 @@ static inline long copy_from_user(void *to, return 0; } -static inline long copy_to_user(void *to, - const void __user * from, unsigned long n) +static inline unsigned long __must_check +copy_to_user(void *to, const void __user *from, unsigned long n) { if (access_ok(VERIFY_WRITE, to, n)) memcpy(to, from, n); @@ -221,8 +221,8 @@ static inline long copy_to_user(void *to, * Copy a null terminated string from userspace. */ -static inline long strncpy_from_user(char *dst, - const char *src, long count) +static inline long __must_check +strncpy_from_user(char *dst, const char *src, long count) { char *tmp; if (!access_ok(VERIFY_READ, src, 1)) @@ -248,7 +248,8 @@ static inline long strnlen_user(const char *src, long n) * Zero Userspace */ -static inline unsigned long __clear_user(void *to, unsigned long n) +static inline unsigned long __must_check +__clear_user(void *to, unsigned long n) { memset(to, 0, n); return 0; -- 2.20.1