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[04/10] Staging: batman-adv: Don't call free_netdev twice

Message ID 1274537833-2512-4-git-send-email-sven.eckelmann@gmx.de
State Not Applicable, archived
Headers show

Commit Message

Sven Eckelmann May 22, 2010, 2:17 p.m. UTC
Free_netdev is registered as destructor in interface_setup for every
soft_device. This destructor is automatically called from
unregister_netdev and we must not call it again for the freed
net_device.

Signed-off-by: Sven Eckelmann <sven.eckelmann@gmx.de>
---
 drivers/staging/batman-adv/main.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
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Patch

diff --git a/drivers/staging/batman-adv/main.c b/drivers/staging/batman-adv/main.c
index 50a66b4..74c70d5 100644
--- a/drivers/staging/batman-adv/main.c
+++ b/drivers/staging/batman-adv/main.c
@@ -128,6 +128,9 @@  int init_module(void)
 
 unreg_soft_device:
 	unregister_netdev(soft_device);
+	soft_device = NULL;
+	return -ENOMEM;
+
 free_soft_device:
 	free_netdev(soft_device);
 	soft_device = NULL;