staging: greybus: audio: Uninitialized variable in gbaudio_remove_controls()

The "err" variable is not meaningful so there is no need to print it.
It's uninitialized on the first iteration through the loop.

Fixes: 510e340efe0c ("staging: greybus: audio: Add helper APIs for dynamic audio modules")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Alex Elder <elder@linaro.org>
Reviewed-by: Vaibhav Agarwal <vaibhav.sr@gmail.com>
Link: https://lore.kernel.org/r/20200804101601.GA392148@mwanda
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/greybus/audio_helper.c b/drivers/staging/greybus/audio_helper.c
index 8b100a7..237531b 100644 (file)
--- a/drivers/staging/greybus/audio_helper.c
+++ b/drivers/staging/greybus/audio_helper.c
@@ -173,8 +173,7 @@ static int gbaudio_remove_controls(struct snd_card *card, struct device *dev,
                id.index = control->index;
                kctl = snd_ctl_find_id(card, &id);
                if (!kctl) {
-                       dev_err(dev, "%d: Failed to find %s\n", err,
-                               control->name);
+                       dev_err(dev, "Failed to find %s\n", control->name);
                        continue;
                }
                err = snd_ctl_remove(card, kctl);