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authorXie He <xie.he.0141@gmail.com>2020-12-31 20:43:31 +0300
committerJakub Kicinski <kuba@kernel.org>2021-01-05 00:42:41 +0300
commitb40f97b91a3b167ab22c9e9f1ef00b1615ff01e9 (patch)
tree53ad9a4b54b8276eccedcc4bb643423d4cb760ac /net/lapb
parente80bd76fbf563cc7ed8c9e9f3bbcdf59b0897f69 (diff)
downloadlinux-b40f97b91a3b167ab22c9e9f1ef00b1615ff01e9.tar.xz
net: lapb: Decrease the refcount of "struct lapb_cb" in lapb_device_event
In lapb_device_event, lapb_devtostruct is called to get a reference to an object of "struct lapb_cb". lapb_devtostruct increases the refcount of the object and returns a pointer to it. However, we didn't decrease the refcount after we finished using the pointer. This patch fixes this problem. Fixes: a4989fa91110 ("net/lapb: support netdev events") Cc: Martin Schiller <ms@dev.tdt.de> Signed-off-by: Xie He <xie.he.0141@gmail.com> Link: https://lore.kernel.org/r/20201231174331.64539-1-xie.he.0141@gmail.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/lapb')
-rw-r--r--net/lapb/lapb_iface.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/net/lapb/lapb_iface.c b/net/lapb/lapb_iface.c
index 213ea7abc9ab..40961889e9c0 100644
--- a/net/lapb/lapb_iface.c
+++ b/net/lapb/lapb_iface.c
@@ -489,6 +489,7 @@ static int lapb_device_event(struct notifier_block *this, unsigned long event,
break;
}
+ lapb_put(lapb);
return NOTIFY_DONE;
}