From 81dcd1690697efbdf8126e78fbbf7c76d359377f Mon Sep 17 00:00:00 2001 From: Ralf Baechle Date: Thu, 14 Dec 2006 15:50:34 -0800 Subject: [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 Signed-off-by: David S. Miller --- net/ax25/ax25_iface.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) (limited to 'net/ax25') diff --git a/net/ax25/ax25_iface.c b/net/ax25/ax25_iface.c index dd9b7fee3df8..51e293420b7f 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; } -- cgit v1.2.3-59-g8ed1b