lpass_pcm_data is not freed in error paths. Free it in
error paths to avoid memory leak.

Fixes: 022d00ee ("ASoC: lpass-platform: Fix broken pcm data usage")
Signed-off-by: NPavel Machek <pavel@ucw.cz>
Signed-off-by: NV Sujith Kumar Reddy <vsujithk@codeaurora.org>
Signed-off-by: NSrinivasa Rao Mandadapu <srivasam@codeaurora.org>
Link: https://lore.kernel.org/r/1605416210-14530-1-git-send-email-srivasam@codeaurora.orgSigned-off-by: NMark Brown <broonie@kernel.org>