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wan: cosa: drop chan->wsem on error path

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The other paths all drop chan->wsem.  This was found by a static
checker (smatch).

Signed-off-by: Dan Carpenter <error27@gmail.com>
Acked-by: Jan "Yenya" Kasprzak <kas@fi.muni.cz>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Dan Carpenter 2009-11-29 06:02:55 +00:00 committed by David S. Miller
parent 3c91c7ae84
commit 40be261dfd
1 changed files with 1 additions and 0 deletions
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drivers/net/wan/cosa.c
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@ -907,6 +907,7 @@ static ssize_t cosa_write(struct file *file,
current->state = TASK_RUNNING; current->state = TASK_RUNNING;
chan->tx_status = 1; chan->tx_status = 1;
spin_unlock_irqrestore(&cosa->lock, flags); spin_unlock_irqrestore(&cosa->lock, flags);
up(&chan->wsem);
return -ERESTARTSYS; return -ERESTARTSYS;
} }
} }