diff options
| author | Sven Eckelmann <[email protected]> | 2010-09-18 21:01:21 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <[email protected]> | 2010-09-20 16:29:50 -0700 |
| commit | 7e8158b341b2b043047b6f570c343fd9b0efd9c9 (patch) | |
| tree | 32f125c87fafe2a5b25f436b307e5950a44b4530 | |
| parent | 399fb5b445370ddcc93221e339d02736f55b9bb8 (diff) | |
Staging: batman-adv: Track references of batman_if in set_primary_if
set_primary_if exchanges the current primary interfaces with a new one.
This is a new reference and thus we have to count it and decrease the
count of the old primary interface.
Signed-off-by: Sven Eckelmann <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
| -rw-r--r-- | drivers/staging/batman-adv/hard-interface.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/staging/batman-adv/hard-interface.c b/drivers/staging/batman-adv/hard-interface.c index eef56318006b..a9d6f1d3a6b4 100644 --- a/drivers/staging/batman-adv/hard-interface.c +++ b/drivers/staging/batman-adv/hard-interface.c @@ -111,9 +111,17 @@ static void set_primary_if(struct bat_priv *bat_priv, { struct batman_packet *batman_packet; struct vis_packet *vis_packet; + struct batman_if *old_if; + if (batman_if) + hardif_hold(batman_if); + + old_if = bat_priv->primary_if; bat_priv->primary_if = batman_if; + if (old_if) + hardif_put(old_if); + if (!bat_priv->primary_if) return; |