projects / kernel.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: 4a3ab66) | patch
batman-adv: Avoid nullptr dereference in bla after vlan_insert_tag
authorSven Eckelmann <sven@narfation.org>
Sat, 2 Jul 2016 07:52:13 +0000 (09:52 +0200)
committerSimon Wunderlich <sw@simonwunderlich.de>
Tue, 5 Jul 2016 10:40:01 +0000 (12:40 +0200)
commit132abc61b1ee994471a5e725c980776b0d482641
treeab2abbe8074f82ec9de01105ce58514aa06cb7c1tree | snapshot
parent4a3ab66f4196e25c738d22c8446d09fc1b3c945ccommit | diff
batman-adv: Avoid nullptr dereference in bla after vlan_insert_tag

vlan_insert_tag can return NULL on errors. The bridge loop avoidance code
therefore has to check the return value of vlan_insert_tag for NULL before
it can safely operate on this pointer.

Fixes: 4056ef02f5d0 ("batman-adv: add basic bridge loop avoidance code")
Signed-off-by: Sven Eckelmann <sven@narfation.org>
Signed-off-by: Marek Lindner <mareklindner@neomailbox.ch>
Signed-off-by: Simon Wunderlich <sw@simonwunderlich.de>
net/batman-adv/bridge_loop_avoidance.c diff | blob | history
Linux Kernel Source Tree.