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uml: use of a public MAC is a warning, not an error

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Downgrade one of the MAC validity checks.  If it's one that could be possibly
assigned to a physical NIC, then nothing will break.  So, emit a warning in
this case, but keep the requested MAC.

Signed-off-by: Jeff Dike <jdike@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Jeff Dike 2008-02-04 22:31:25 -08:00 committed by Linus Torvalds
parent cc0be0fb3f
commit 2278c5ac9d
1 changed files with 4 additions and 5 deletions
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9
arch/um/drivers/net_kern.c
View file

@ -318,7 +318,7 @@ static void setup_etheraddr(char *str, unsigned char *addr, char *name)
if (str == NULL)
goto random;
for (i = 0;i < 6; i++) {
for (i = 0; i < 6; i++) {
addr[i] = simple_strtoul(str, &end, 16);
if ((end == str) ||
((*end != ':') && (*end != ',') && (*end != '\0'))) {
@ -343,14 +343,13 @@ static void setup_etheraddr(char *str, unsigned char *addr, char *name)
}
if (!is_local_ether_addr(addr)) {
printk(KERN_WARNING
"Warning: attempt to assign a globally valid ethernet "
"Warning: Assigning a globally valid ethernet "
"address to a device\n");
printk(KERN_WARNING "You should better enable the 2nd "
"rightmost bit in the first byte of the MAC,\n");
printk(KERN_WARNING "You should set the 2nd rightmost bit in "
"the first byte of the MAC,\n");
printk(KERN_WARNING "i.e. %02x:%02x:%02x:%02x:%02x:%02x\n",
addr[0] | 0x02, addr[1], addr[2], addr[3], addr[4],
addr[5]);
goto random;
}
return;