[PATCH 1/2] media: dvb/siano, fix memory leak

From: Jiri Slaby
Date: Wed Jan 06 2010 - 11:45:50 EST


Stanse found a memory leak in smscore_gpio_configure. buffer is not
freed/assigned on all paths. Fix that.

Signed-off-by: Jiri Slaby <jslaby@xxxxxxx>
Cc: Mauro Carvalho Chehab <mchehab@xxxxxxxxxxxxx>
Cc: linux-media@xxxxxxxxxxxxxxx
---
drivers/media/dvb/siano/smscoreapi.c | 7 +++++--
1 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/drivers/media/dvb/siano/smscoreapi.c b/drivers/media/dvb/siano/smscoreapi.c
index ca758bc..4bfd345 100644
--- a/drivers/media/dvb/siano/smscoreapi.c
+++ b/drivers/media/dvb/siano/smscoreapi.c
@@ -1459,8 +1459,10 @@ int smscore_gpio_configure(struct smscore_device_t *coredev, u8 PinNum,
if (!(coredev->device_flags & SMS_DEVICE_FAMILY2)) {
pMsg->xMsgHeader.msgType = MSG_SMS_GPIO_CONFIG_REQ;
if (GetGpioPinParams(PinNum, &TranslatedPinNum, &GroupNum,
- &groupCfg) != 0)
- return -EINVAL;
+ &groupCfg) != 0) {
+ rc = -EINVAL;
+ goto free;
+ }

pMsg->msgData[1] = TranslatedPinNum;
pMsg->msgData[2] = GroupNum;
@@ -1490,6 +1492,7 @@ int smscore_gpio_configure(struct smscore_device_t *coredev, u8 PinNum,
else
sms_err("smscore_gpio_configure error");
}
+free:
kfree(buffer);

return rc;
--
1.6.5.7

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