Fix vmalloc failure for some platforms

On the Intel minnowboard, vmalloc was failing for such a large
amount of requested memory. We do not need to be requesting so
much.

Signed-off-by: Mark Farrugia <mark.farrugia@fiberdyne.com.au>

1 files changed, 2 insertions, 5 deletions

diff --git a/pcm.c b/pcm.c
index a4f7f0e..ff1b5fc 100644
--- a/pcm.c
+++ b/pcm.c
@@ -121,7 +121,6 @@ static int pcm_hw_params(struct snd_pcm_substream *substream,
 			 struct snd_pcm_hw_params *hw_params)
 {
 	int retval;
-	size_t bufsz;
 
 	/* Check supported channels */
 	if ((params_channels(hw_params) <
@@ -133,10 +132,8 @@ static int pcm_hw_params(struct snd_pcm_substream *substream,
 		return -EINVAL;
 	}
 
-	bufsz = params_buffer_bytes(hw_params) *
-		substream->runtime->hw.periods_max;
-
-	retval = snd_pcm_lib_alloc_vmalloc_buffer(substream, bufsz);
+	retval = snd_pcm_lib_alloc_vmalloc_buffer(
+		substream, params_buffer_bytes(hw_params));
 	if (retval < 0)
 		D_ERRORK("pcm: buffer allocation failed: %d", retval);