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authorHuang Ying <ying.huang@intel.com>2010-09-09 16:37:26 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-09-09 18:57:22 -0700
commite0bf1024b36be90da241af3c2767311e055b612c (patch)
tree1df5f3fac82eb419aa466a0376b6f2cbf3207086 /include
parentf3c65b2870f2481f3646bc410a58a12989ecc704 (diff)
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kfifo: add parenthesis for macro parameter reference
Some macro parameter references inside typeof() operator are not enclosed with parenthesis. It should be safer to add them. Signed-off-by: Huang Ying <ying.huang@intel.com> Acked-by: Stefani Seibold <stefani@seibold.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
-rw-r--r--include/linux/kfifo.h58
1 files changed, 29 insertions, 29 deletions
diff --git a/include/linux/kfifo.h b/include/linux/kfifo.h
index 4aa95f203f3..62dbee554f6 100644
--- a/include/linux/kfifo.h
+++ b/include/linux/kfifo.h
@@ -214,7 +214,7 @@ __kfifo_must_check_helper(unsigned int val)
*/
#define kfifo_reset(fifo) \
(void)({ \
- typeof(fifo + 1) __tmp = (fifo); \
+ typeof((fifo) + 1) __tmp = (fifo); \
__tmp->kfifo.in = __tmp->kfifo.out = 0; \
})
@@ -228,7 +228,7 @@ __kfifo_must_check_helper(unsigned int val)
*/
#define kfifo_reset_out(fifo) \
(void)({ \
- typeof(fifo + 1) __tmp = (fifo); \
+ typeof((fifo) + 1) __tmp = (fifo); \
__tmp->kfifo.out = __tmp->kfifo.in; \
})
@@ -238,7 +238,7 @@ __kfifo_must_check_helper(unsigned int val)
*/
#define kfifo_len(fifo) \
({ \
- typeof(fifo + 1) __tmpl = (fifo); \
+ typeof((fifo) + 1) __tmpl = (fifo); \
__tmpl->kfifo.in - __tmpl->kfifo.out; \
})
@@ -248,7 +248,7 @@ __kfifo_must_check_helper(unsigned int val)
*/
#define kfifo_is_empty(fifo) \
({ \
- typeof(fifo + 1) __tmpq = (fifo); \
+ typeof((fifo) + 1) __tmpq = (fifo); \
__tmpq->kfifo.in == __tmpq->kfifo.out; \
})
@@ -258,7 +258,7 @@ __kfifo_must_check_helper(unsigned int val)
*/
#define kfifo_is_full(fifo) \
({ \
- typeof(fifo + 1) __tmpq = (fifo); \
+ typeof((fifo) + 1) __tmpq = (fifo); \
kfifo_len(__tmpq) > __tmpq->kfifo.mask; \
})
@@ -269,7 +269,7 @@ __kfifo_must_check_helper(unsigned int val)
#define kfifo_avail(fifo) \
__kfifo_must_check_helper( \
({ \
- typeof(fifo + 1) __tmpq = (fifo); \
+ typeof((fifo) + 1) __tmpq = (fifo); \
const size_t __recsize = sizeof(*__tmpq->rectype); \
unsigned int __avail = kfifo_size(__tmpq) - kfifo_len(__tmpq); \
(__recsize) ? ((__avail <= __recsize) ? 0 : \
@@ -284,7 +284,7 @@ __kfifo_must_check_helper( \
*/
#define kfifo_skip(fifo) \
(void)({ \
- typeof(fifo + 1) __tmp = (fifo); \
+ typeof((fifo) + 1) __tmp = (fifo); \
const size_t __recsize = sizeof(*__tmp->rectype); \
struct __kfifo *__kfifo = &__tmp->kfifo; \
if (__recsize) \
@@ -302,7 +302,7 @@ __kfifo_must_check_helper( \
#define kfifo_peek_len(fifo) \
__kfifo_must_check_helper( \
({ \
- typeof(fifo + 1) __tmp = (fifo); \
+ typeof((fifo) + 1) __tmp = (fifo); \
const size_t __recsize = sizeof(*__tmp->rectype); \
struct __kfifo *__kfifo = &__tmp->kfifo; \
(!__recsize) ? kfifo_len(__tmp) * sizeof(*__tmp->type) : \
@@ -325,7 +325,7 @@ __kfifo_must_check_helper( \
#define kfifo_alloc(fifo, size, gfp_mask) \
__kfifo_must_check_helper( \
({ \
- typeof(fifo + 1) __tmp = (fifo); \
+ typeof((fifo) + 1) __tmp = (fifo); \
struct __kfifo *__kfifo = &__tmp->kfifo; \
__is_kfifo_ptr(__tmp) ? \
__kfifo_alloc(__kfifo, size, sizeof(*__tmp->type), gfp_mask) : \
@@ -339,7 +339,7 @@ __kfifo_must_check_helper( \
*/
#define kfifo_free(fifo) \
({ \
- typeof(fifo + 1) __tmp = (fifo); \
+ typeof((fifo) + 1) __tmp = (fifo); \
struct __kfifo *__kfifo = &__tmp->kfifo; \
if (__is_kfifo_ptr(__tmp)) \
__kfifo_free(__kfifo); \
@@ -358,7 +358,7 @@ __kfifo_must_check_helper( \
*/
#define kfifo_init(fifo, buffer, size) \
({ \
- typeof(fifo + 1) __tmp = (fifo); \
+ typeof((fifo) + 1) __tmp = (fifo); \
struct __kfifo *__kfifo = &__tmp->kfifo; \
__is_kfifo_ptr(__tmp) ? \
__kfifo_init(__kfifo, buffer, size, sizeof(*__tmp->type)) : \
@@ -379,8 +379,8 @@ __kfifo_must_check_helper( \
*/
#define kfifo_put(fifo, val) \
({ \
- typeof(fifo + 1) __tmp = (fifo); \
- typeof(val + 1) __val = (val); \
+ typeof((fifo) + 1) __tmp = (fifo); \
+ typeof((val) + 1) __val = (val); \
unsigned int __ret; \
const size_t __recsize = sizeof(*__tmp->rectype); \
struct __kfifo *__kfifo = &__tmp->kfifo; \
@@ -421,8 +421,8 @@ __kfifo_must_check_helper( \
#define kfifo_get(fifo, val) \
__kfifo_must_check_helper( \
({ \
- typeof(fifo + 1) __tmp = (fifo); \
- typeof(val + 1) __val = (val); \
+ typeof((fifo) + 1) __tmp = (fifo); \
+ typeof((val) + 1) __val = (val); \
unsigned int __ret; \
const size_t __recsize = sizeof(*__tmp->rectype); \
struct __kfifo *__kfifo = &__tmp->kfifo; \
@@ -462,8 +462,8 @@ __kfifo_must_check_helper( \
#define kfifo_peek(fifo, val) \
__kfifo_must_check_helper( \
({ \
- typeof(fifo + 1) __tmp = (fifo); \
- typeof(val + 1) __val = (val); \
+ typeof((fifo) + 1) __tmp = (fifo); \
+ typeof((val) + 1) __val = (val); \
unsigned int __ret; \
const size_t __recsize = sizeof(*__tmp->rectype); \
struct __kfifo *__kfifo = &__tmp->kfifo; \
@@ -501,8 +501,8 @@ __kfifo_must_check_helper( \
*/
#define kfifo_in(fifo, buf, n) \
({ \
- typeof(fifo + 1) __tmp = (fifo); \
- typeof(buf + 1) __buf = (buf); \
+ typeof((fifo) + 1) __tmp = (fifo); \
+ typeof((buf) + 1) __buf = (buf); \
unsigned long __n = (n); \
const size_t __recsize = sizeof(*__tmp->rectype); \
struct __kfifo *__kfifo = &__tmp->kfifo; \
@@ -554,8 +554,8 @@ __kfifo_must_check_helper( \
#define kfifo_out(fifo, buf, n) \
__kfifo_must_check_helper( \
({ \
- typeof(fifo + 1) __tmp = (fifo); \
- typeof(buf + 1) __buf = (buf); \
+ typeof((fifo) + 1) __tmp = (fifo); \
+ typeof((buf) + 1) __buf = (buf); \
unsigned long __n = (n); \
const size_t __recsize = sizeof(*__tmp->rectype); \
struct __kfifo *__kfifo = &__tmp->kfifo; \
@@ -611,7 +611,7 @@ __kfifo_must_check_helper( \
#define kfifo_from_user(fifo, from, len, copied) \
__kfifo_must_check_helper( \
({ \
- typeof(fifo + 1) __tmp = (fifo); \
+ typeof((fifo) + 1) __tmp = (fifo); \
const void __user *__from = (from); \
unsigned int __len = (len); \
unsigned int *__copied = (copied); \
@@ -639,7 +639,7 @@ __kfifo_must_check_helper( \
#define kfifo_to_user(fifo, to, len, copied) \
__kfifo_must_check_helper( \
({ \
- typeof(fifo + 1) __tmp = (fifo); \
+ typeof((fifo) + 1) __tmp = (fifo); \
void __user *__to = (to); \
unsigned int __len = (len); \
unsigned int *__copied = (copied); \
@@ -666,7 +666,7 @@ __kfifo_must_check_helper( \
*/
#define kfifo_dma_in_prepare(fifo, sgl, nents, len) \
({ \
- typeof(fifo + 1) __tmp = (fifo); \
+ typeof((fifo) + 1) __tmp = (fifo); \
struct scatterlist *__sgl = (sgl); \
int __nents = (nents); \
unsigned int __len = (len); \
@@ -690,7 +690,7 @@ __kfifo_must_check_helper( \
*/
#define kfifo_dma_in_finish(fifo, len) \
(void)({ \
- typeof(fifo + 1) __tmp = (fifo); \
+ typeof((fifo) + 1) __tmp = (fifo); \
unsigned int __len = (len); \
const size_t __recsize = sizeof(*__tmp->rectype); \
struct __kfifo *__kfifo = &__tmp->kfifo; \
@@ -717,7 +717,7 @@ __kfifo_must_check_helper( \
*/
#define kfifo_dma_out_prepare(fifo, sgl, nents, len) \
({ \
- typeof(fifo + 1) __tmp = (fifo); \
+ typeof((fifo) + 1) __tmp = (fifo); \
struct scatterlist *__sgl = (sgl); \
int __nents = (nents); \
unsigned int __len = (len); \
@@ -741,7 +741,7 @@ __kfifo_must_check_helper( \
*/
#define kfifo_dma_out_finish(fifo, len) \
(void)({ \
- typeof(fifo + 1) __tmp = (fifo); \
+ typeof((fifo) + 1) __tmp = (fifo); \
unsigned int __len = (len); \
const size_t __recsize = sizeof(*__tmp->rectype); \
struct __kfifo *__kfifo = &__tmp->kfifo; \
@@ -766,8 +766,8 @@ __kfifo_must_check_helper( \
#define kfifo_out_peek(fifo, buf, n) \
__kfifo_must_check_helper( \
({ \
- typeof(fifo + 1) __tmp = (fifo); \
- typeof(buf + 1) __buf = (buf); \
+ typeof((fifo) + 1) __tmp = (fifo); \
+ typeof((buf) + 1) __buf = (buf); \
unsigned long __n = (n); \
const size_t __recsize = sizeof(*__tmp->rectype); \
struct __kfifo *__kfifo = &__tmp->kfifo; \