uwb: fix uwb_dev_unlock() missed at an error path in uwb_rc_cmd_async()
There is the only path in uwb_rc_cmd_async() where rc->uwb_dev is left unlocked. Found by Linux Driver Verification project (linuxtesting.org). Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -97,6 +97,7 @@ int uwb_rc_cmd_async(struct uwb_rc *rc, const char *cmd_name,
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neh = uwb_rc_neh_add(rc, cmd, expected_type, expected_event, cb, arg);
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neh = uwb_rc_neh_add(rc, cmd, expected_type, expected_event, cb, arg);
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if (IS_ERR(neh)) {
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if (IS_ERR(neh)) {
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result = PTR_ERR(neh);
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result = PTR_ERR(neh);
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uwb_dev_unlock(&rc->uwb_dev);
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goto out;
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goto out;
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}
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}
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