Dan Carpenter 5fc853cc01 qlogic: check kstrtoul() for errors
We accidentally left out the error handling for kstrtoul().

Fixes: a520030e326a ("qlcnic: Implement flash sysfs callback for 83xx adapter")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-07-13 18:28:58 -07:00
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