Re: drivers/usb/misc/cypress_cy7c63.c: NULL dereference

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Tue, Aug 15, 2006 at 02:04:42AM +0200, Adrian Bunk wrote:
> The Coverity Checker spotted the following obvious NULL dereference:
> 
> <--  snip  -->
> 
> ...
> static int cypress_probe(struct usb_interface *interface,
>                          const struct usb_device_id *id)
> {
> ...
>         if (dev == NULL) {
>                 dev_err(&dev->udev->dev, "Out of memory!\n");
>                 goto error;
>         }
> ...
> }
> ...
> 
> <--  snip  -->

Thanks for letting me know, the patch below should fix this.

greg k-h

------------

From: Greg Kroah-Hartman <[email protected]>
Subject: USB: fix bug in cypress_cy7c63.c driver

This was pointed out by Adrian Bunk <[email protected]>, as found by the
Coverity Checker.


Cc: Adrian Bunk <[email protected]>
Cc: Oliver Bock <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>

---
 drivers/usb/misc/cypress_cy7c63.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- gregkh-2.6.orig/drivers/usb/misc/cypress_cy7c63.c
+++ gregkh-2.6/drivers/usb/misc/cypress_cy7c63.c
@@ -208,7 +208,7 @@ static int cypress_probe(struct usb_inte
 	/* allocate memory for our device state and initialize it */
 	dev = kzalloc(sizeof(*dev), GFP_KERNEL);
 	if (dev == NULL) {
-		dev_err(&dev->udev->dev, "Out of memory!\n");
+		dev_err(&interface->dev, "Out of memory!\n");
 		goto error;
 	}
 
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

[Index of Archives]     [Kernel Newbies]     [Netfilter]     [Bugtraq]     [Photo]     [Stuff]     [Gimp]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Video 4 Linux]     [Linux for the blind]     [Linux Resources]
  Powered by Linux