USB: misc/adutux, fix lock imbalance
Don't unlock adutux_mutex when not held. Signed-off-by: Jiri Slaby <jirislaby@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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@ -376,7 +376,7 @@ static int adu_release(struct inode *inode, struct file *file)
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if (dev->open_count <= 0) {
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if (dev->open_count <= 0) {
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dbg(1," %s : device not opened", __func__);
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dbg(1," %s : device not opened", __func__);
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retval = -ENODEV;
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retval = -ENODEV;
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goto exit;
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goto unlock;
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}
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}
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adu_release_internal(dev);
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adu_release_internal(dev);
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@ -385,9 +385,9 @@ static int adu_release(struct inode *inode, struct file *file)
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if (!dev->open_count) /* ... and we're the last user */
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if (!dev->open_count) /* ... and we're the last user */
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adu_delete(dev);
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adu_delete(dev);
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}
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}
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unlock:
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exit:
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mutex_unlock(&adutux_mutex);
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mutex_unlock(&adutux_mutex);
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exit:
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dbg(2," %s : leave, return value %d", __func__, retval);
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dbg(2," %s : leave, return value %d", __func__, retval);
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return retval;
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return retval;
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}
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}
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