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Input: vsxxxaa - fix code dropping bytes from queue 

I believe the intent of the code was to drop oldest bytes from the queue,
not the latest if we drop one byte and both latest and some oldest of we
are dropping more than one.

Acked-by: Jan-Benedict Glaw <jbglaw@lug-owl.de>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
This commit is contained in:
Dmitry Torokhov 2014-10-24 15:33:53 -07:00
parent 60183a6e93
commit 4db1f47c29
1 changed files with 1 additions and 1 deletions
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2
drivers/input/mouse/vsxxxaa.c
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@ -128,7 +128,7 @@ static void vsxxxaa_drop_bytes(struct vsxxxaa *mouse, int num)
if (num >= mouse->count) {
mouse->count = 0;
} else {
memmove(mouse->buf, mouse->buf + num - 1, BUFLEN - num);
memmove(mouse->buf, mouse->buf + num, BUFLEN - num);
mouse->count -= num;
}
}