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authorRalf Baechle <ralf@linux-mips.org>2006-12-14 15:50:34 -0800
committerDavid S. Miller <davem@sunset.davemloft.net>2006-12-17 21:59:09 -0800
commit81dcd1690697efbdf8126e78fbbf7c76d359377f (patch)
treee4408697d6e40efed6f876b7bcd133fdc93c7eb5 /net/ax25
parent8d5cf596d10d740b69b5f4bbdb54b85abf75810d (diff)
downloadop-kernel-dev-81dcd1690697efbdf8126e78fbbf7c76d359377f.zip
op-kernel-dev-81dcd1690697efbdf8126e78fbbf7c76d359377f.tar.gz
[AX.25]: Fix unchecked ax25_listen_register uses
Fix ax25_listen_register to return something that's a sane error code, then all callers to use it. Signed-off-by: Ralf Baechle <ralf@linux-mips.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ax25')
-rw-r--r--net/ax25/ax25_iface.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/net/ax25/ax25_iface.c b/net/ax25/ax25_iface.c
index dd9b7fee..51e2934 100644
--- a/net/ax25/ax25_iface.c
+++ b/net/ax25/ax25_iface.c
@@ -154,7 +154,7 @@ int ax25_listen_register(ax25_address *callsign, struct net_device *dev)
return 0;
if ((listen = kmalloc(sizeof(*listen), GFP_ATOMIC)) == NULL)
- return 0;
+ return -ENOMEM;
listen->callsign = *callsign;
listen->dev = dev;
@@ -164,7 +164,7 @@ int ax25_listen_register(ax25_address *callsign, struct net_device *dev)
listen_list = listen;
spin_unlock_bh(&listen_lock);
- return 1;
+ return 0;
}
EXPORT_SYMBOL(ax25_listen_register);
@@ -225,7 +225,8 @@ int ax25_listen_mine(ax25_address *callsign, struct net_device *dev)
spin_lock_bh(&listen_lock);
for (listen = listen_list; listen != NULL; listen = listen->next)
- if (ax25cmp(&listen->callsign, callsign) == 0 && (listen->dev == dev || listen->dev == NULL)) {
+ if (ax25cmp(&listen->callsign, callsign) == 0 &&
+ (listen->dev == dev || listen->dev == NULL)) {
spin_unlock_bh(&listen_lock);
return 1;
}
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