[PATCH] soundwire: stream: fix out of boundary access on port properties

[Srinivas Kandagatla]

Assigning local iterator to array element and using it again for
indexing would cross the array boundary.
Fix this by directly referring array element without using the local
variable.

Signed-off-by: Srinivas Kandagatla <srinivas.kandaga...@linaro.org>
---
 drivers/soundwire/stream.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/soundwire/stream.c b/drivers/soundwire/stream.c
index d01060dbee96..544925ff0b40 100644
--- a/drivers/soundwire/stream.c
+++ b/drivers/soundwire/stream.c
@@ -1406,9 +1406,7 @@ struct sdw_dpn_prop *sdw_get_slave_dpn_prop(struct 
sdw_slave *slave,
        }
 
        for (i = 0; i < num_ports; i++) {
-               dpn_prop = &dpn_prop[i];
-
-               if (dpn_prop->num == port_num)
+               if (dpn_prop[i].num == port_num)
                        return &dpn_prop[i];
        }
 
-- 
2.21.0