tty: synclink_gt.c: move assignment out of if () block
authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 30 Apr 2015 09:22:15 +0000 (11:22 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sun, 10 May 2015 17:04:18 +0000 (19:04 +0200)
We should not be doing assignments within an if () block
so fix up the code to not do this.

change was created using Coccinelle.

CC: Jiri Slaby <jslaby@suse.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/synclink_gt.c

index 0e8c39b..0ea8eee 100644 (file)
@@ -1539,7 +1539,8 @@ static int hdlcdev_open(struct net_device *dev)
        DBGINFO(("%s hdlcdev_open\n", dev->name));
 
        /* generic HDLC layer open processing */
-       if ((rc = hdlc_open(dev)))
+       rc = hdlc_open(dev);
+       if (rc)
                return rc;
 
        /* arbitrate between network and tty opens */
@@ -1803,7 +1804,8 @@ static int hdlcdev_init(struct slgt_info *info)
 
        /* allocate and initialize network and HDLC layer objects */
 
-       if (!(dev = alloc_hdlcdev(info))) {
+       dev = alloc_hdlcdev(info);
+       if (!dev) {
                printk(KERN_ERR "%s hdlc device alloc failure\n", info->device_name);
                return -ENOMEM;
        }
@@ -1824,7 +1826,8 @@ static int hdlcdev_init(struct slgt_info *info)
        hdlc->xmit   = hdlcdev_xmit;
 
        /* register objects with HDLC layer */
-       if ((rc = register_hdlc_device(dev))) {
+       rc = register_hdlc_device(dev);
+       if (rc) {
                printk(KERN_WARNING "%s:unable to register hdlc device\n",__FILE__);
                free_netdev(dev);
                return rc;
@@ -1879,7 +1882,8 @@ static void rx_async(struct slgt_info *info)
 
                        stat = 0;
 
-                       if ((status = *(p+1) & (BIT1 + BIT0))) {
+                       status = *(p + 1) & (BIT1 + BIT0);
+                       if (status) {
                                if (status & BIT1)
                                        icount->parity++;
                                else if (status & BIT0)
@@ -3755,7 +3759,8 @@ static void slgt_cleanup(void)
        if (serial_driver) {
                for (info=slgt_device_list ; info != NULL ; info=info->next_device)
                        tty_unregister_device(serial_driver, info->line);
-               if ((rc = tty_unregister_driver(serial_driver)))
+               rc = tty_unregister_driver(serial_driver);
+               if (rc)
                        DBGERR(("tty_unregister_driver error=%d\n", rc));
                put_tty_driver(serial_driver);
        }