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USB: wusbcore/wa-xfer, fix lock imbalance
Fix locking on one wa_urb_enqueue_b's fail path. There was omitted unlock. Signed-off-by: Jiri Slaby <jirislaby@gmail.com> Cc: Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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1 changed files with 3 additions and 1 deletions
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@ -921,8 +921,10 @@ static void wa_urb_enqueue_b(struct wa_xfer *xfer)
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result = -ENODEV;
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/* FIXME: segmentation broken -- kills DWA */
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mutex_lock(&wusbhc->mutex); /* get a WUSB dev */
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if (urb->dev == NULL)
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if (urb->dev == NULL) {
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mutex_unlock(&wusbhc->mutex);
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goto error_dev_gone;
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}
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wusb_dev = __wusb_dev_get_by_usb_dev(wusbhc, urb->dev);
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if (wusb_dev == NULL) {
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mutex_unlock(&wusbhc->mutex);
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