diff options
| author | Jesper Juhl <jj@chaosbits.net> | 2011-01-23 15:19:55 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-01-25 10:20:24 +0300 |
| commit | 986e3f6e2b4582d9a7e61de5090042d5af85da44 (patch) | |
| tree | 8f5f26ea8ae242c242b71d7a50c859852cee8cb5 /drivers/net/usb/kaweth.c | |
| parent | 2321f3b4afc7c017f34b0cad0624b3b9ebdf2ba4 (diff) | |
| download | linux-986e3f6e2b4582d9a7e61de5090042d5af85da44.tar.xz | |
USB NET KL5KUSB101: Fix mem leak in error path of kaweth_download_firmware()
We will leak the storage allocated by request_firmware() if the size of
the firmware is greater than KAWETH_FIRMWARE_BUF_SIZE.
This removes the leak by calling release_firmware() before we return
-ENOSPC.
Signed-off-by: Jesper Juhl <jj@chaosbits.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/usb/kaweth.c')
| -rw-r--r-- | drivers/net/usb/kaweth.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/usb/kaweth.c b/drivers/net/usb/kaweth.c index 5e98643a4a21..7dc84971f26f 100644 --- a/drivers/net/usb/kaweth.c +++ b/drivers/net/usb/kaweth.c @@ -406,6 +406,7 @@ static int kaweth_download_firmware(struct kaweth_device *kaweth, if (fw->size > KAWETH_FIRMWARE_BUF_SIZE) { err("Firmware too big: %zu", fw->size); + release_firmware(fw); return -ENOSPC; } data_len = fw->size; |