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| author | Pavel Shved <shved@ispras.ru> | 2011-06-17 06:25:10 +0000 |
|---|---|---|
| committer | David S. Miller <davem@conan.davemloft.net> | 2011-06-17 15:27:32 -0400 |
| commit | d0fd64c1de437bdf91c32d4f84a53fa4b2150348 (patch) | |
| tree | 85ed9777696fae76834a1e546bb1d733a73abc33 | |
| parent | 1eddceadb0d6441cd39b2c38705a8f5fec86e770 (diff) | |
| download | op-kernel-dev-d0fd64c1de437bdf91c32d4f84a53fa4b2150348.zip op-kernel-dev-d0fd64c1de437bdf91c32d4f84a53fa4b2150348.tar.gz | |
farsync: add module_put to error path in fst_open()
The fst_open() function, after a successful try_module_get() may return
an error code if hdlc_open() returns it. However, it does not put the
module on this error path.
This patch adds the necessary module_put() call.
Found by Linux Driver Verification project (linuxtesting.org).
Signed-off-by: Pavel Shved <shved@ispras.ru>
Signed-off-by: David S. Miller <davem@conan.davemloft.net>
| -rw-r--r-- | drivers/net/wan/farsync.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/net/wan/farsync.c b/drivers/net/wan/farsync.c index e050bd6..777d1a4 100644 --- a/drivers/net/wan/farsync.c +++ b/drivers/net/wan/farsync.c @@ -2203,8 +2203,10 @@ fst_open(struct net_device *dev) if (port->mode != FST_RAW) { err = hdlc_open(dev); - if (err) + if (err) { + module_put(THIS_MODULE); return err; + } } fst_openport(port); |
