change wifi driver to cypress

hc

2024-01-05 071106ecf68c401173c58808b1cf5f68cc50d390

 kernel/net/ax25/ax25_route.c
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@@ -1,8 +1,5 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License as published by
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- * the Free Software Foundation; either version 2 of the License, or
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- * (at your option) any later version.
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  *
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  * Copyright (C) Alan Cox GW4PTS (alan@lxorguk.ukuu.org.uk)
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  * Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk)
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@@ -78,9 +75,11 @@
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 	ax25_dev *ax25_dev;
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 	int i;
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-	if ((ax25_dev = ax25_addr_ax25dev(&route->port_addr)) == NULL)
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-		return -EINVAL;
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 	if (route->digi_count > AX25_MAX_DIGIS)
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+		return -EINVAL;
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+
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+	ax25_dev = ax25_addr_ax25dev(&route->port_addr);
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+	if (!ax25_dev)
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 		return -EINVAL;
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 	write_lock_bh(&ax25_route_lock);
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@@ -94,6 +93,7 @@
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 			if (route->digi_count != 0) {
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 				if ((ax25_rt->digipeat = kmalloc(sizeof(ax25_digi), GFP_ATOMIC)) == NULL) {
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 					write_unlock_bh(&ax25_route_lock);
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+					ax25_dev_put(ax25_dev);
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 					return -ENOMEM;
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 				}
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 				ax25_rt->digipeat->lastrepeat = -1;
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@@ -104,6 +104,7 @@
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 				}
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 			}
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 			write_unlock_bh(&ax25_route_lock);
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+			ax25_dev_put(ax25_dev);
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 			return 0;
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 		}
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 		ax25_rt = ax25_rt->next;
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@@ -111,6 +112,7 @@
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 	if ((ax25_rt = kmalloc(sizeof(ax25_route), GFP_ATOMIC)) == NULL) {
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 		write_unlock_bh(&ax25_route_lock);
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+		ax25_dev_put(ax25_dev);
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 		return -ENOMEM;
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 	}
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@@ -123,6 +125,7 @@
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 		if ((ax25_rt->digipeat = kmalloc(sizeof(ax25_digi), GFP_ATOMIC)) == NULL) {
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 			write_unlock_bh(&ax25_route_lock);
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 			kfree(ax25_rt);
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+			ax25_dev_put(ax25_dev);
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 			return -ENOMEM;
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 		}
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 		ax25_rt->digipeat->lastrepeat = -1;
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@@ -135,6 +138,7 @@
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 	ax25_rt->next   = ax25_route_list;
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 	ax25_route_list = ax25_rt;
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 	write_unlock_bh(&ax25_route_lock);
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+	ax25_dev_put(ax25_dev);
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 	return 0;
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 }
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@@ -176,6 +180,7 @@
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 		}
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 	}
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 	write_unlock_bh(&ax25_route_lock);
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+	ax25_dev_put(ax25_dev);
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 	return 0;
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 }
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@@ -218,6 +223,7 @@
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 out:
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 	write_unlock_bh(&ax25_route_lock);
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+	ax25_dev_put(ax25_dev);
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 	return err;
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 }
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