[PATCH] ALSA: echoaudio: Fix memory leak in snd_echo_resume()

[Dinghao Liu]

When restore_dsp_rettings() fails, chip should be freed
just like when init_hw() and request_irq() fails.

Fixes: 47b5d028fdce8 ("ALSA: Echoaudio - Add suspend support #2")
Signed-off-by: Dinghao Liu <dinghao....@zju.edu.cn>
---
 sound/pci/echoaudio/echoaudio.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/sound/pci/echoaudio/echoaudio.c b/sound/pci/echoaudio/echoaudio.c
index 6aeb99aa2414..2aa183fe5dc1 100644
--- a/sound/pci/echoaudio/echoaudio.c
+++ b/sound/pci/echoaudio/echoaudio.c
@@ -2226,6 +2226,7 @@ static int snd_echo_resume(struct device *dev)
        chip->pipe_alloc_mask = pipe_alloc_mask;
        if (err < 0) {
                kfree(commpage_bak);
+               snd_echo_free(chip);
                return err;
        }
 
-- 
2.17.1