staging: qlge: add braces on all arms of if-else

fix all checkpatch.pl warnings of 'braces {} should be used on all arms
of this statement' in the file qlge_ethtool.c by adding the braces.

Acked-by: Gustavo A. R. Silva <[e-mail]>
Signed-off-by: Kaaira Gupta <[e-mail]>
Link: https://lore.kernel.org/r/20200221202904.GA19627@kaaira-HP-Pavilion-Notebook
Signed-off-by: Greg Kroah-Hartman <[e-mail]>

drivers/staging/qlge/qlge_ethtool.c

···
 				  "Error reading status register 0x%.04x.\n",
 				  i);
 			goto end;
-		} else
+		} else {
 			*iter = data;
+		}
 		iter++;
 	}
 
···
 				  "Error reading status register 0x%.04x.\n",
 				  i);
 			goto end;
-		} else
+		} else {
 			*iter = data;
+		}
 		iter++;
 	}
 
···
 				  "Error reading status register 0x%.04x.\n",
 				  i);
 			goto end;
-		} else
+		} else {
 			*iter = data;
+		}
 		iter++;
 	}
 
···
 				  "Error reading status register 0x%.04x.\n",
 				  i);
 			goto end;
-		} else
+		} else {
 			*iter = data;
+		}
 		iter++;
 	}
 
···
 		netif_err(qdev, drv, qdev->ndev,
 			  "Error reading status register 0x%.04x.\n", i);
 		goto end;
-	} else
+	} else {
 		*iter = data;
+	}
 end:
 	ql_sem_unlock(qdev, qdev->xg_sem_mask);
 quit:
···
 	if (netif_carrier_ok(qdev->ndev)) {
 		set_bit(QL_LB_LINK_UP, &qdev->flags);
 		netif_carrier_off(qdev->ndev);
-	} else
+	} else {
 		clear_bit(QL_LB_LINK_UP, &qdev->flags);
+	}
 	qdev->link_config |= CFG_LOOPBACK_PCS;
 	return ql_mb_set_port_cfg(qdev);
 }