Prevent error/backtrace from dev_rename() when changing
name of network device to the same name. This is a common
situation with udev and other scripts that bind addr to device.
Signed-off-by: Stephen Hemminger <[EMAIL PROTECTED]>
--- a/net/core/dev.c 2007-10-24 06:01:31.000000000 -0700
+++ b/net/core/dev.c 2007-10-24 06:41:18.000000000 -0700
@@ -885,6 +885,9 @@ int dev_change_name(struct net_device *d
if (!dev_valid_name(newname))
return -EINVAL;
+ if (strncmp(newname, dev->name, IFNAMSIZ) == 0)
+ return 0;
+
memcpy(oldname, dev->name, IFNAMSIZ);
if (strchr(newname, '%')) {
-
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