scsi: qla2xxx: Fix SRB allocation flag to avoid sleeping in IRQ context

This patch fixes SRB allocation flag from GFP_KERNEL to GFP_ATOMIC, to
prevent sleeping in IRQ context
Signed-off-by: Giridhar Malavali <gmalavali@marvell.com>
Signed-off-by: Himanshu Madhani <hmadhani@marvell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

drivers/scsi/qla2xxx/qla_init.c

@@ -1829,7 +1829,7 @@ qla24xx_async_abort_cmd(srb_t *cmd_sp, bool wait)
 	int rval = QLA_FUNCTION_FAILED;
 
 	sp = qla2xxx_get_qpair_sp(cmd_sp->vha, cmd_sp->qpair, cmd_sp->fcport,
-	    GFP_KERNEL);
+	    GFP_ATOMIC);
 	if (!sp)
 		goto done;