[SCSI] qla2xxx: Properly set the return value in qla2xxx_eh_abort function.

A return value is not set for the successful case and it has a garbage value.
This fix will set the default value to SUCCESS and in case of any failures
it is changed.
Signed-off-by: NSaurav Kashyap <saurav.kashyap@qlogic.com>
Signed-off-by: NMadhuranath Iyengar <Madhu.Iyengar@qlogic.com>
Signed-off-by: NJames Bottomley <James.Bottomley@suse.de>

drivers/scsi/qla2xxx/qla_os.c

@@ -829,7 +829,7 @@ qla2xxx_eh_abort(struct scsi_cmnd *cmd)
 {
 	scsi_qla_host_t *vha = shost_priv(cmd->device->host);
 	srb_t *sp;
-	int ret;
+	int ret = SUCCESS;
 	unsigned int id, lun;
 	unsigned long flags;
 	int wait = 0;