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| author | Pete Eberlein <pete@sensoray.com> | 2009-09-18 22:05:19 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-09-19 00:54:04 -0300 |
| commit | d66ddf21723146a69915a0cf46db77f409e74602 (patch) | |
| tree | a57fc6f0b81f268b1a50b4d7292c702506e5aba2 /drivers | |
| parent | bb871652d9523d5be811c0c36b04c05c4ac37f92 (diff) | |
| download | linux-d66ddf21723146a69915a0cf46db77f409e74602.tar.gz linux-d66ddf21723146a69915a0cf46db77f409e74602.tar.bz2 linux-d66ddf21723146a69915a0cf46db77f409e74602.zip | |
V4L/DVB (13025): s2250-board: Fix memory leaks
In some error cases, allocated buffers need to be freed before returning.
Signed-off-by: Pete Eberlein <pete@sensoray.com>
Signed-off-by: Douglas Schilling Landgraf <dougsland@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/staging/go7007/s2250-board.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/staging/go7007/s2250-board.c b/drivers/staging/go7007/s2250-board.c index f35f0776c2fe..3310961de1ec 100644 --- a/drivers/staging/go7007/s2250-board.c +++ b/drivers/staging/go7007/s2250-board.c @@ -203,10 +203,13 @@ static int write_reg_fp(struct i2c_client *client, u16 addr, u16 val) usb = go->hpi_context; if (mutex_lock_interruptible(&usb->i2c_lock) != 0) { printk(KERN_INFO "i2c lock failed\n"); + kfree(buf); return -EINTR; } - if (go7007_usb_vendor_request(go, 0x57, addr, val, buf, 16, 1) < 0) + if (go7007_usb_vendor_request(go, 0x57, addr, val, buf, 16, 1) < 0) { + kfree(buf); return -EFAULT; + } mutex_unlock(&usb->i2c_lock); if (buf[0] == 0) { @@ -214,6 +217,7 @@ static int write_reg_fp(struct i2c_client *client, u16 addr, u16 val) subaddr = (buf[4] << 8) + buf[5]; val_read = (buf[2] << 8) + buf[3]; + kfree(buf); if (val_read != val) { printk(KERN_INFO "invalid fp write %x %x\n", val_read, val); @@ -224,8 +228,10 @@ static int write_reg_fp(struct i2c_client *client, u16 addr, u16 val) subaddr, addr); return -EFAULT; } - } else + } else { + kfree(buf); return -EFAULT; + } /* save last 12b value */ if (addr == 0x12b) |