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Commit 92d8a047 authored by Sean Young's avatar Sean Young Committed by Greg Kroah-Hartman
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media: lirc: drop trailing space from scancode transmit 



commit c8a489f820179fb12251e262b50303c29de991ac upstream.

When transmitting, infrared drivers expect an odd number of samples; iow
without a trailing space. No problems have been observed so far, so
this is just belt and braces.

Fixes: 9b619258 ("media: lirc: implement scancode sending")
Cc: stable@vger.kernel.org
Signed-off-by: default avatarSean Young <sean@mess.org>
Signed-off-by: default avatarHans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent cac054d1

drivers/media/rc/lirc_dev.c

+5 −1
Original line number Diff line number Diff line
@@ -292,6 +292,10 @@ static ssize_t ir_lirc_transmit_ir(struct file *file, const char __user *buf, 
		if (ret < 0)

			goto out_kfree_raw;



		/* drop trailing space */

		if (!(ret % 2))

			count = ret - 1;

		else

			count = ret;



		txbuf = kmalloc_array(count, sizeof(unsigned int), GFP_KERNEL);