Re: [alsa-devel] [PATCH] soundwire: bus: set initial value to port_status

[Pierre-Louis Bossart]

On 8/29/19 1:11 PM, Bard liao wrote:

From: Bard Liao <yung-chuan.l...@linux.intel.com>

port_status[port_num] are assigned for each port_num in some if
conditions. So some of the port_status may not be initialized.

Reviewed-by: Pierre-Louis Bossart <pierre-louis.boss...@linux.intel.com>

Signed-off-by: Bard Liao <yung-chuan.l...@linux.intel.com>
---
  drivers/soundwire/bus.c | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/soundwire/bus.c b/drivers/soundwire/bus.c
index f6a1e4b4813d..33f41b3e642e 100644
--- a/drivers/soundwire/bus.c
+++ b/drivers/soundwire/bus.c
@@ -835,7 +835,7 @@ static int sdw_handle_port_interrupt(struct sdw_slave 
*slave,
  static int sdw_handle_slave_alerts(struct sdw_slave *slave)
  {
        struct sdw_slave_intr_status slave_intr;
-       u8 clear = 0, bit, port_status[15];
+       u8 clear = 0, bit, port_status[15] = {0};
        int port_num, stat, ret, count = 0;
        unsigned long port;
        bool slave_notify = false;