This patch purges a temp. variable to store the functions return value.
Since the content is never being evaluated, it can safely be removed.
Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 static int pcm_hw_params(struct snd_pcm_substream *substream,
                         struct snd_pcm_hw_params *hw_params)
 {
-       int ret;
        struct channel *channel = substream->private_data;
 
        if ((params_channels(hw_params) > channel->pcm_hardware.channels_max) ||
            (params_channels(hw_params) < channel->pcm_hardware.channels_min) ||
            !(params_format(hw_params) != channel->pcm_hardware.formats))
                return -EINVAL;
-       ret = snd_pcm_lib_alloc_vmalloc_buffer(substream,
+       return snd_pcm_lib_alloc_vmalloc_buffer(substream,
                                               params_buffer_bytes(hw_params));
-
-       return ret;
 }
 
 /**