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-rw-r--r--include/linux/skbuff.h17
1 files changed, 1 insertions, 16 deletions
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 1a2611030d36..75c963103b9f 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -304,6 +304,7 @@ struct sk_buff {
304 304
305#include <asm/system.h> 305#include <asm/system.h>
306 306
307extern void kfree_skb(struct sk_buff *skb);
307extern void __kfree_skb(struct sk_buff *skb); 308extern void __kfree_skb(struct sk_buff *skb);
308extern struct sk_buff *__alloc_skb(unsigned int size, 309extern struct sk_buff *__alloc_skb(unsigned int size,
309 gfp_t priority, int fclone); 310 gfp_t priority, int fclone);
@@ -404,22 +405,6 @@ static inline struct sk_buff *skb_get(struct sk_buff *skb)
404 */ 405 */
405 406
406/** 407/**
407 * kfree_skb - free an sk_buff
408 * @skb: buffer to free
409 *
410 * Drop a reference to the buffer and free it if the usage count has
411 * hit zero.
412 */
413static inline void kfree_skb(struct sk_buff *skb)
414{
415 if (likely(atomic_read(&skb->users) == 1))
416 smp_rmb();
417 else if (likely(!atomic_dec_and_test(&skb->users)))
418 return;
419 __kfree_skb(skb);
420}
421
422/**
423 * skb_cloned - is the buffer a clone 408 * skb_cloned - is the buffer a clone
424 * @skb: buffer to check 409 * @skb: buffer to check
425 * 410 *