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USB: core: Free the allocated memory before exiting on error 

'new_interfaces' should be freed to avoid memory leak.

Cc: Sarah Sharp <sarah.a.sharp@linux.intel.com>
Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Sachin Kamat 2012-11-21 11:01:19 +05:30 committed by Greg Kroah-Hartman
parent 564e69893c
commit c058f7ab94
1 changed files with 2 additions and 1 deletions
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3
drivers/usb/core/message.c
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@ -1786,7 +1786,8 @@ free_interfaces:
if (dev->actconfig && usb_disable_lpm(dev)) { if (dev->actconfig && usb_disable_lpm(dev)) {
dev_err(&dev->dev, "%s Failed to disable LPM\n.", __func__); dev_err(&dev->dev, "%s Failed to disable LPM\n.", __func__);
mutex_unlock(hcd->bandwidth_mutex); mutex_unlock(hcd->bandwidth_mutex);
return -ENOMEM; ret = -ENOMEM;
goto free_interfaces;
} }
ret = usb_hcd_alloc_bandwidth(dev, cp, NULL, NULL); ret = usb_hcd_alloc_bandwidth(dev, cp, NULL, NULL);
if (ret < 0) { if (ret < 0) {