smc911x: Fix external PHY detection
smc911x: Fix external PHY detection

If an external PHY is found the driver falls through to the default
case in the switch and overwrites the PHY ID. Add the missing break.

Signed-off-by: Guennadi Liakhovetski <f0a1ce6f80112d72f7276457fd261d671b827567@denx.de>
Signed-off-by: David S. Miller <fe08d3c717adf2ae63592e4c9aec6e3e404d8e3e@davemloft.net>

TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas