diff options
| author | Wang Hai <wanghai38@huawei.com> | 2020-11-10 22:46:14 +0800 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2020-11-11 17:52:01 -0800 |
| commit | 52755b66ddcef2e897778fac5656df18817b59ab (patch) | |
| tree | d13679d9a8b7fe3e1a5fcb20b7435ebb18727484 | |
| parent | 460cd17e9f7d60eaa22028baa6a056c478fa7dc6 (diff) | |
cosa: Add missing kfree in error path of cosa_write
If memory allocation for 'kbuf' succeed, cosa_write() doesn't have a
corresponding kfree() in exception handling. Thus add kfree() for this
function implementation.
Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Wang Hai <wanghai38@huawei.com>
Acked-by: Jan "Yenya" Kasprzak <kas@fi.muni.cz>
Link: https://lore.kernel.org/r/20201110144614.43194-1-wanghai38@huawei.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
| -rw-r--r-- | drivers/net/wan/cosa.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/wan/cosa.c b/drivers/net/wan/cosa.c index f8aed0696d77..2369ca250cd6 100644 --- a/drivers/net/wan/cosa.c +++ b/drivers/net/wan/cosa.c @@ -889,6 +889,7 @@ static ssize_t cosa_write(struct file *file, chan->tx_status = 1; spin_unlock_irqrestore(&cosa->lock, flags); up(&chan->wsem); + kfree(kbuf); return -ERESTARTSYS; } } |