net: lan78xx: Drop unnecessary strcpy in lan78xx_probe

There is no need for this strcpy because alloc_etherdev() already
does this job.

Change-Id: I2cad4ea62a935a33e8e3f9e52a3812e03a5300d7
Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
Reviewed-by: Raghuram Chary Jallipalli <raghuramchary.jallipalli@microchip.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Git-commit: 7a6b022d7964a8f9fa09885a62dc5ba82127dccc
Git-repo: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git


Signed-off-by: Liangliang Lu <luliang@codeaurora.org>