forked from Minki/linux
usb: usbtmc: uninitialized symbol 'actual' in usbtmc_ioctl_clear
Fix uninitialized symbol 'actual' in function usbtmc_ioctl_clear.
When symbol 'actual' is not initialized and usb_bulk_msg() fails,
the subsequent kernel debug message shows a random value.
Signed-off-by: Guido Kiener <guido.kiener@rohde-schwarz.com>
Fixes: dfee02ac4b
("usb: usbtmc: Fix ioctl USBTMC_IOCTL_CLEAR")
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -1679,6 +1679,7 @@ usbtmc_clear_check_status:
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do {
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dev_dbg(dev, "Reading from bulk in EP\n");
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actual = 0;
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rv = usb_bulk_msg(data->usb_dev,
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usb_rcvbulkpipe(data->usb_dev,
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data->bulk_in),
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