Messages in this thread Patch in this message | | | Date | Mon, 15 Oct 2007 11:59:18 -0400 | From | Florin Malita <> | Subject | [PATCH] V4L: possible leak in em28xx_init_isoc |
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Coverity (CID 1929) spotted the following: if a transfer buffer allocation fails, the last allocated urb is leaked (it hasn't been stored in dev->urb[] yet so em28xx_uninit_isoc misses it). The patch also includes a small typo fix.
Signed-off-by: Florin Malita <fmalita@gmail.com> ---
drivers/media/video/em28xx/em28xx-core.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/media/video/em28xx/em28xx-core.c b/drivers/media/video/em28xx/em28xx-core.c index d3282ec..d56484f 100644 --- a/drivers/media/video/em28xx/em28xx-core.c +++ b/drivers/media/video/em28xx/em28xx-core.c @@ -648,7 +648,7 @@ void em28xx_uninit_isoc(struct em28xx *dev) */ int em28xx_init_isoc(struct em28xx *dev) { - /* change interface to 3 which allowes the biggest packet sizes */ + /* change interface to 3 which allows the biggest packet sizes */ int i, errCode; const int sb_size = EM28XX_NUM_PACKETS * dev->max_pkt_size; @@ -673,6 +673,7 @@ int em28xx_init_isoc(struct em28xx *dev) ("unable to allocate %i bytes for transfer buffer %i\n", sb_size, i); em28xx_uninit_isoc(dev); + usb_free_urb(urb); return -ENOMEM; } memset(dev->transfer_buffer[i], 0, sb_size); - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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