soundwire: stream: remove useless bus initializations

There is no need to assign a pointer to NULL if it's only used in a
loop and assigned within that loop.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
Reviewed-by: Rander Wang <rander.wang@intel.com>
Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Link: https://lore.kernel.org/r/20210302091122.13952-12-yung-chuan.liao@linux.intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>

diff --git a/drivers/soundwire/stream.c b/drivers/soundwire/stream.c
index 6a682179cd053a0d0ba7d747901179843c6b73e2..9c064b6727453603fb99e0b5e6336265caf4c7fb 100644 (file)
--- a/drivers/soundwire/stream.c
+++ b/drivers/soundwire/stream.c
@@ -1449,7 +1449,7 @@ struct sdw_dpn_prop *sdw_get_slave_dpn_prop(struct sdw_slave *slave,
 static void sdw_acquire_bus_lock(struct sdw_stream_runtime *stream)
 {
        struct sdw_master_runtime *m_rt;
-       struct sdw_bus *bus = NULL;
+       struct sdw_bus *bus;
 
        /* Iterate for all Master(s) in Master list */
        list_for_each_entry(m_rt, &stream->master_list, stream_node) {
@@ -1471,7 +1471,7 @@ static void sdw_acquire_bus_lock(struct sdw_stream_runtime *stream)
 static void sdw_release_bus_lock(struct sdw_stream_runtime *stream)
 {
        struct sdw_master_runtime *m_rt;
-       struct sdw_bus *bus = NULL;
+       struct sdw_bus *bus;
 
        /* Iterate for all Master(s) in Master list */
        list_for_each_entry_reverse(m_rt, &stream->master_list, stream_node) {