scsi: ibmvfc: Fix NULL return compiler warning

Fix up a compiler warning introduced via 54b04c99d02e

Link: https://lore.kernel.org/r/[email protected]
Fixes: 54b04c99d02e ("scsi: ibmvfc: Avoid loss of all paths during SVC node reboot")
Signed-off-by: Brian King <[email protected]>
Signed-off-by: Martin K. Petersen <[email protected]>
1 file changed