staging: most: usb: init return value in default path of switch/case expression

This patch avoids returning an uninitialized value in the default
path of the switch expression.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/1590669703-20004-1-git-send-email-christian.gromm@microchip.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/most/usb/usb.c b/drivers/staging/most/usb/usb.c
index df5876c8ac45604925a4db126c4744afab0e6566..2640c5b326a493fff8f9b9fe0ddaf36b9e7a6e74 100644 (file)
--- a/drivers/staging/most/usb/usb.c
+++ b/drivers/staging/most/usb/usb.c
@@ -215,6 +215,7 @@ static unsigned int get_stream_frame_size(struct device *dev,
                break;
        default:
                dev_warn(dev, "Query frame size of non-streaming channel\n");
+               frame_size = 0;
                break;
        }
        return frame_size;