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authorJesper Nilsson <jespern@axis.com>2015-02-09 13:02:38 +0100
committerJesper Nilsson <jespern@axis.com>2015-02-14 18:54:12 +0100
commit9987c19ed9a71693bf3efce2957666b2513a5252 (patch)
treed1bad49a469363dbec6dcb4b1e12ce6daad3156d /arch/cris/include/asm
parent83f1588e9f770832b3446324110ff5b71e5f017c (diff)
downloadlinux-9987c19ed9a71693bf3efce2957666b2513a5252.tar.gz
CRIS: Whitespace cleanup
No functional change, just clean up the most obvious. Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>
Diffstat (limited to 'arch/cris/include/asm')
-rw-r--r--arch/cris/include/asm/uaccess.h83
1 files changed, 52 insertions, 31 deletions
diff --git a/arch/cris/include/asm/uaccess.h b/arch/cris/include/asm/uaccess.h
index a21344ab8616..e3530d0f13ee 100644
--- a/arch/cris/include/asm/uaccess.h
+++ b/arch/cris/include/asm/uaccess.h
@@ -1,4 +1,4 @@
-/*
+/*
* Authors: Bjorn Wesen (bjornw@axis.com)
* Hans-Peter Nilsson (hp@axis.com)
*/
@@ -35,7 +35,7 @@
#define MAKE_MM_SEG(s) ((mm_segment_t) { (s) })
/* addr_limit is the maximum accessible address for the task. we misuse
- * the KERNEL_DS and USER_DS values to both assign and compare the
+ * the KERNEL_DS and USER_DS values to both assign and compare the
* addr_limit values through the equally misnamed get/set_fs macros.
* (see above)
*/
@@ -51,7 +51,7 @@
#define __kernel_ok (segment_eq(get_fs(), KERNEL_DS))
#define __user_ok(addr, size) \
- (((size) <= TASK_SIZE)&&((addr) <= TASK_SIZE-(size)))
+ (((size) <= TASK_SIZE) && ((addr) <= TASK_SIZE-(size)))
#define __access_ok(addr, size) (__kernel_ok || __user_ok((addr), (size)))
#define access_ok(type, addr, size) __access_ok((unsigned long)(addr), (size))
@@ -70,8 +70,7 @@
* on our cache or tlb entries.
*/
-struct exception_table_entry
-{
+struct exception_table_entry {
unsigned long insn, fixup;
};
@@ -94,14 +93,14 @@ struct exception_table_entry
* exception handling means that it's no longer "just"...)
*/
#define get_user(x, ptr) \
- __get_user_check((x), (ptr), sizeof(*(ptr)))
+ __get_user_check((x), (ptr), sizeof(*(ptr)))
#define put_user(x, ptr) \
- __put_user_check((__typeof__(*(ptr)))(x), (ptr), sizeof(*(ptr)))
+ __put_user_check((__typeof__(*(ptr)))(x), (ptr), sizeof(*(ptr)))
#define __get_user(x, ptr) \
- __get_user_nocheck((x), (ptr), sizeof(*(ptr)))
+ __get_user_nocheck((x), (ptr), sizeof(*(ptr)))
#define __put_user(x, ptr) \
- __put_user_nocheck((__typeof__(*(ptr)))(x), (ptr), sizeof(*(ptr)))
+ __put_user_nocheck((__typeof__(*(ptr)))(x), (ptr), sizeof(*(ptr)))
extern long __put_user_bad(void);
@@ -109,11 +108,20 @@ extern long __put_user_bad(void);
do { \
retval = 0; \
switch (size) { \
- case 1: __put_user_asm(x, ptr, retval, "move.b"); break; \
- case 2: __put_user_asm(x, ptr, retval, "move.w"); break; \
- case 4: __put_user_asm(x, ptr, retval, "move.d"); break; \
- case 8: __put_user_asm_64(x, ptr, retval); break; \
- default: __put_user_bad(); \
+ case 1: \
+ __put_user_asm(x, ptr, retval, "move.b"); \
+ break; \
+ case 2: \
+ __put_user_asm(x, ptr, retval, "move.w"); \
+ break; \
+ case 4: \
+ __put_user_asm(x, ptr, retval, "move.d"); \
+ break; \
+ case 8: \
+ __put_user_asm_64(x, ptr, retval); \
+ break; \
+ default: \
+ __put_user_bad(); \
} \
} while (0)
@@ -121,11 +129,20 @@ do { \
do { \
retval = 0; \
switch (size) { \
- case 1: __get_user_asm(x, ptr, retval, "move.b"); break; \
- case 2: __get_user_asm(x, ptr, retval, "move.w"); break; \
- case 4: __get_user_asm(x, ptr, retval, "move.d"); break; \
- case 8: __get_user_asm_64(x, ptr, retval); break; \
- default: (x) = __get_user_bad(); \
+ case 1: \
+ __get_user_asm(x, ptr, retval, "move.b"); \
+ break; \
+ case 2: \
+ __get_user_asm(x, ptr, retval, "move.w"); \
+ break; \
+ case 4: \
+ __get_user_asm(x, ptr, retval, "move.d"); \
+ break; \
+ case 8: \
+ __get_user_asm_64(x, ptr, retval); \
+ break; \
+ default: \
+ (x) = __get_user_bad(); \
} \
} while (0)
@@ -211,6 +228,7 @@ static inline long
strncpy_from_user(char *dst, const char __user *src, long count)
{
long res = -EFAULT;
+
if (access_ok(VERIFY_READ, src, 1))
res = __do_strncpy_from_user(dst, src, count);
return res;
@@ -224,6 +242,7 @@ static inline unsigned long
__constant_copy_from_user(void *to, const void __user *from, unsigned long n)
{
unsigned long ret = 0;
+
if (n == 0)
;
else if (n == 1)
@@ -274,6 +293,7 @@ static inline unsigned long
__constant_copy_to_user(void __user *to, const void *from, unsigned long n)
{
unsigned long ret = 0;
+
if (n == 0)
;
else if (n == 1)
@@ -324,6 +344,7 @@ static inline unsigned long
__constant_clear_user(void __user *to, unsigned long n)
{
unsigned long ret = 0;
+
if (n == 0)
;
else if (n == 1)
@@ -351,20 +372,20 @@ __constant_clear_user(void __user *to, unsigned long n)
}
-#define clear_user(to, n) \
-(__builtin_constant_p(n) ? \
- __constant_clear_user(to, n) : \
- __generic_clear_user(to, n))
+#define clear_user(to, n) \
+ (__builtin_constant_p(n) ? \
+ __constant_clear_user(to, n) : \
+ __generic_clear_user(to, n))
-#define copy_from_user(to, from, n) \
-(__builtin_constant_p(n) ? \
- __constant_copy_from_user(to, from, n) : \
- __generic_copy_from_user(to, from, n))
+#define copy_from_user(to, from, n) \
+ (__builtin_constant_p(n) ? \
+ __constant_copy_from_user(to, from, n) : \
+ __generic_copy_from_user(to, from, n))
-#define copy_to_user(to, from, n) \
-(__builtin_constant_p(n) ? \
- __constant_copy_to_user(to, from, n) : \
- __generic_copy_to_user(to, from, n))
+#define copy_to_user(to, from, n) \
+ (__builtin_constant_p(n) ? \
+ __constant_copy_to_user(to, from, n) : \
+ __generic_copy_to_user(to, from, n))
/* We let the __ versions of copy_from/to_user inline, because they're often
* used in fast paths and have only a small space overhead.