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[PATCH] USB: ldusb fixes 

below you will find the forgotten kmalloc check (sorry).

Signed-off-by: Michael Hund <mhund@ld-didactic.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Michael Hund 2005-07-29 12:17:20 -07:00 committed by Linus Torvalds
parent 86d30741e4
commit a6db592e16
1 changed files with 6 additions and 1 deletions
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7
drivers/usb/misc/ldusb.c
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@ -23,6 +23,7 @@
*
* V0.1 (mh) Initial version
* V0.11 (mh) Added raw support for HID 1.0 devices (no interrupt out endpoint)
* V0.12 (mh) Added kmalloc check for string buffer
*/
#include <linux/config.h>
@ -84,7 +85,7 @@ static struct usb_device_id ld_usb_table [] = {
{ } /* Terminating entry */
};
MODULE_DEVICE_TABLE(usb, ld_usb_table);
MODULE_VERSION("V0.11");
MODULE_VERSION("V0.12");
MODULE_AUTHOR("Michael Hund <mhund@ld-didactic.de>");
MODULE_DESCRIPTION("LD USB Driver");
MODULE_LICENSE("GPL");
@ -635,6 +636,10 @@ static int ld_usb_probe(struct usb_interface *intf, const struct usb_device_id *
(le16_to_cpu(udev->descriptor.idProduct) == USB_DEVICE_ID_COM3LAB)) &&
(le16_to_cpu(udev->descriptor.bcdDevice) <= 0x103)) {
buffer = kmalloc(256, GFP_KERNEL);
if (buffer == NULL) {
dev_err(&intf->dev, "Couldn't allocate string buffer\n");
goto error;
}
/* usb_string makes SETUP+STALL to leave always ControlReadLoop */
usb_string(udev, 255, buffer, 256);
kfree(buffer);