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[ecm] Display invalid MAC address strings in debug messages 

Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown 2017-06-14 17:40:05 +01:00
parent 7c395b0e21
commit c8cb867d65
1 changed files with 6 additions and 1 deletions
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7
src/drivers/net/ecm.c
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@ -101,13 +101,18 @@ int ecm_fetch_mac ( struct usb_device *usb,
} }
/* Sanity check */ /* Sanity check */
if ( len != ( ( int ) ( sizeof ( buf ) - 1 /* NUL */ ) ) ) if ( len != ( ( int ) ( sizeof ( buf ) - 1 /* NUL */ ) ) ) {
DBGC ( usb, "USB %s has invalid ECM MAC \"%s\"\n",
usb->name, buf );
return -EINVAL; return -EINVAL;
}
/* Decode MAC address */ /* Decode MAC address */
len = base16_decode ( buf, hw_addr, ETH_ALEN ); len = base16_decode ( buf, hw_addr, ETH_ALEN );
if ( len < 0 ) { if ( len < 0 ) {
rc = len; rc = len;
DBGC ( usb, "USB %s could not decode ECM MAC \"%s\": %s\n",
usb->name, buf, strerror ( rc ) );
return rc; return rc;
} }