HID: uhid: Fix sending events with invalid data
This was detected because events with invalid types were arriving to userspace. The code before this patch would only work for the first event in the queue (when uhid->tail is 0). Signed-off-by: Vinicius Costa Gomes <vinicius.gomes@openbossa.org> Reviewed-by: David Herrmann <dh.herrmann@googlemail.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
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@ -465,7 +465,7 @@ try_again:
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goto try_again;
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} else {
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len = min(count, sizeof(**uhid->outq));
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if (copy_to_user(buffer, &uhid->outq[uhid->tail], len)) {
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if (copy_to_user(buffer, uhid->outq[uhid->tail], len)) {
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ret = -EFAULT;
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} else {
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kfree(uhid->outq[uhid->tail]);
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