niu: fix missing checks of niu_pci_eeprom_read
authorKangjie Lu <kjlu@umn.edu>
Tue, 25 Dec 2018 07:56:14 +0000 (01:56 -0600)
committerDavid S. Miller <davem@davemloft.net>
Fri, 28 Dec 2018 00:19:27 +0000 (16:19 -0800)
commit26fd962bde0b15e54234fe762d86bc0349df1de4
tree6c3caa5d73943d11f1f82fca8196ba07e28e52d8
parentca19fcb6285bfce1601c073bf4b9d2942e2df8d9
niu: fix missing checks of niu_pci_eeprom_read

niu_pci_eeprom_read() may fail, so we should check its return value
before using the read data.

Signed-off-by: Kangjie Lu <kjlu@umn.edu>
Acked-by: Shannon Nelson <shannon.lee.nelson@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/sun/niu.c