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| author | Alexey Klimov <klimov.linux@gmail.com> | 2009-03-31 21:01:04 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-04-06 21:44:32 -0300 |
| commit | 81d1d09f926394c19a19ceeb139462908ac63a01 (patch) | |
| tree | 82840fd1e9b61c39ec78598e12d47cb9d778fe84 /drivers/media | |
| parent | b7732a32af3335454fd274d1b09375416336b5b1 (diff) | |
| download | lwn-81d1d09f926394c19a19ceeb139462908ac63a01.tar.gz lwn-81d1d09f926394c19a19ceeb139462908ac63a01.zip | |
V4L/DVB (11393): radio-si470x: fix possible bug with freeing memory order
Patch fixes cleanup procedure in si470x_usb_driver_probe. Add new label
err_video and change order of freeing memory.
Signed-off-by: Alexey Klimov <klimov.linux@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/radio/radio-si470x.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/media/radio/radio-si470x.c b/drivers/media/radio/radio-si470x.c index 713e242ba8b2..92c297796a9f 100644 --- a/drivers/media/radio/radio-si470x.c +++ b/drivers/media/radio/radio-si470x.c @@ -1686,7 +1686,7 @@ static int si470x_usb_driver_probe(struct usb_interface *intf, /* show some infos about the specific si470x device */ if (si470x_get_all_registers(radio) < 0) { retval = -EIO; - goto err_all; + goto err_video; } printk(KERN_INFO DRIVER_NAME ": DeviceID=0x%4.4hx ChipID=0x%4.4hx\n", radio->registers[DEVICEID], radio->registers[CHIPID]); @@ -1694,7 +1694,7 @@ static int si470x_usb_driver_probe(struct usb_interface *intf, /* get software and hardware versions */ if (si470x_get_scratch_page_versions(radio) < 0) { retval = -EIO; - goto err_all; + goto err_video; } printk(KERN_INFO DRIVER_NAME ": software version %d, hardware version %d\n", @@ -1727,7 +1727,7 @@ static int si470x_usb_driver_probe(struct usb_interface *intf, radio->buffer = kmalloc(radio->buf_size, GFP_KERNEL); if (!radio->buffer) { retval = -EIO; - goto err_all; + goto err_video; } /* rds buffer configuration */ @@ -1749,8 +1749,9 @@ static int si470x_usb_driver_probe(struct usb_interface *intf, return 0; err_all: - video_device_release(radio->videodev); kfree(radio->buffer); +err_video: + video_device_release(radio->videodev); err_radio: kfree(radio); err_initial: |