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-rw-r--r--net/core/utils.c22
1 files changed, 0 insertions, 22 deletions
diff --git a/net/core/utils.c b/net/core/utils.c
index 3c7f5b51b979..aa88e23fc87a 100644
--- a/net/core/utils.c
+++ b/net/core/utils.c
@@ -338,25 +338,3 @@ void inet_proto_csum_replace16(__sum16 *sum, struct sk_buff *skb,
338 csum_unfold(*sum))); 338 csum_unfold(*sum)));
339} 339}
340EXPORT_SYMBOL(inet_proto_csum_replace16); 340EXPORT_SYMBOL(inet_proto_csum_replace16);
341
342int mac_pton(const char *s, u8 *mac)
343{
344 int i;
345
346 /* XX:XX:XX:XX:XX:XX */
347 if (strlen(s) < 3 * ETH_ALEN - 1)
348 return 0;
349
350 /* Don't dirty result unless string is valid MAC. */
351 for (i = 0; i < ETH_ALEN; i++) {
352 if (!isxdigit(s[i * 3]) || !isxdigit(s[i * 3 + 1]))
353 return 0;
354 if (i != ETH_ALEN - 1 && s[i * 3 + 2] != ':')
355 return 0;
356 }
357 for (i = 0; i < ETH_ALEN; i++) {
358 mac[i] = (hex_to_bin(s[i * 3]) << 4) | hex_to_bin(s[i * 3 + 1]);
359 }
360 return 1;
361}
362EXPORT_SYMBOL(mac_pton);