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| author | Vinicius Costa Gomes <vinicius.gomes@openbossa.org> | 2012-07-14 18:59:25 -0300 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2012-07-20 09:53:45 +0200 |
| commit | adefb69b1b94df29ea2df05cd838c0e032b2c473 (patch) | |
| tree | fee338077704e19810075750bb1b2c5577c358c9 | |
| parent | 1a8b294ce6b0cdab438175eed45ebb088bdd659a (diff) | |
| download | linux-3.10-adefb69b1b94df29ea2df05cd838c0e032b2c473.tar.gz linux-3.10-adefb69b1b94df29ea2df05cd838c0e032b2c473.tar.bz2 linux-3.10-adefb69b1b94df29ea2df05cd838c0e032b2c473.zip | |
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>
| -rw-r--r-- | drivers/hid/uhid.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/hid/uhid.c b/drivers/hid/uhid.c index 119b7e6405b..714cd8cc957 100644 --- a/drivers/hid/uhid.c +++ b/drivers/hid/uhid.c @@ -465,7 +465,7 @@ try_again: goto try_again; } else { len = min(count, sizeof(**uhid->outq)); - if (copy_to_user(buffer, &uhid->outq[uhid->tail], len)) { + if (copy_to_user(buffer, uhid->outq[uhid->tail], len)) { ret = -EFAULT; } else { kfree(uhid->outq[uhid->tail]); |