diff options
Diffstat (limited to 'net/core/skbuff.c')
-rw-r--r-- | net/core/skbuff.c | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/net/core/skbuff.c b/net/core/skbuff.c index 2beda824636..27002dffe7e 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c | |||
@@ -1369,8 +1369,21 @@ pull_pages: | |||
1369 | } | 1369 | } |
1370 | EXPORT_SYMBOL(__pskb_pull_tail); | 1370 | EXPORT_SYMBOL(__pskb_pull_tail); |
1371 | 1371 | ||
1372 | /* Copy some data bits from skb to kernel buffer. */ | 1372 | /** |
1373 | 1373 | * skb_copy_bits - copy bits from skb to kernel buffer | |
1374 | * @skb: source skb | ||
1375 | * @offset: offset in source | ||
1376 | * @to: destination buffer | ||
1377 | * @len: number of bytes to copy | ||
1378 | * | ||
1379 | * Copy the specified number of bytes from the source skb to the | ||
1380 | * destination buffer. | ||
1381 | * | ||
1382 | * CAUTION ! : | ||
1383 | * If its prototype is ever changed, | ||
1384 | * check arch/{*}/net/{*}.S files, | ||
1385 | * since it is called from BPF assembly code. | ||
1386 | */ | ||
1374 | int skb_copy_bits(const struct sk_buff *skb, int offset, void *to, int len) | 1387 | int skb_copy_bits(const struct sk_buff *skb, int offset, void *to, int len) |
1375 | { | 1388 | { |
1376 | int start = skb_headlen(skb); | 1389 | int start = skb_headlen(skb); |