提交 c2f5e9d2 编写于 作者: F Frederik Deweerdt 提交者: Greg Kroah-Hartman

Staging: line6: ffzb returns an unsigned integer

find_first_zero_bit returns a positive value, use it accordingly.
Signed-off-by: NFrederik Deweerdt <frederik.deweerdt@xprog.eu>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>
上级 e1769b3c
......@@ -26,7 +26,7 @@
*/
static int submit_audio_in_urb(struct snd_pcm_substream *substream)
{
int index;
unsigned int index;
unsigned long flags;
struct snd_line6_pcm *line6pcm = snd_pcm_substream_chip(substream);
int i, urb_size;
......@@ -35,7 +35,7 @@ static int submit_audio_in_urb(struct snd_pcm_substream *substream)
spin_lock_irqsave(&line6pcm->lock_audio_in, flags);
index = find_first_zero_bit(&line6pcm->active_urb_in, LINE6_ISO_BUFFERS);
if (index < 0 || index >= LINE6_ISO_BUFFERS) {
if (index >= LINE6_ISO_BUFFERS) {
spin_unlock_irqrestore(&line6pcm->lock_audio_in, flags);
dev_err(s2m(substream), "no free URB found\n");
return -EINVAL;
......
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册