ALSA: pci: echoaudio: remove variable which is a constant

Checking a variable which is always '1' has no use.
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/pci/echoaudio/echoaudio_dsp.c

@@ -1058,7 +1058,6 @@ static int allocate_pipes(struct echoaudio *chip, struct audiopipe *pipe,
 {
 	int i;
 	u32 channel_mask;
-	char is_cyclic;
 
 	dev_dbg(chip->card->dev,
 		"allocate_pipes: ch=%d int=%d\n", pipe_index, interleave);
@@ -1066,8 +1065,6 @@ static int allocate_pipes(struct echoaudio *chip, struct audiopipe *pipe,
 	if (chip->bad_board)
 		return -EIO;
 
-	is_cyclic = 1;	/* This driver uses cyclic buffers only */
-
 	for (channel_mask = i = 0; i < interleave; i++)
 		channel_mask |= 1 << (pipe_index + i);
 	if (chip->pipe_alloc_mask & channel_mask) {
@@ -1078,7 +1075,7 @@ static int allocate_pipes(struct echoaudio *chip, struct audiopipe *pipe,
 
 	chip->comm_page->position[pipe_index] = 0;
 	chip->pipe_alloc_mask |= channel_mask;
-	if (is_cyclic)
+	/* This driver uses cyclic buffers only */
 	chip->pipe_cyclic_mask |= channel_mask;
 	pipe->index = pipe_index;
 	pipe->interleave = interleave;