ASoC: Intel: atom: sst_ipc: remove useless initializations

cppcheck throws invalid NULL dereference warnings but there's indeed
no need to initialize a loop variable or initialize to NULL before
allocating memory.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com>
Link: https://lore.kernel.org/r/20220520211719.607543-8-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/intel/atom/sst/sst_ipc.c b/sound/soc/intel/atom/sst/sst_ipc.c
index 78ea67c7a12812d3ca3cb35766aac8e31cad6650..4e039c7173d8ca23bec75cc46ba56e7fadf85353 100644 (file)
--- a/sound/soc/intel/atom/sst/sst_ipc.c
+++ b/sound/soc/intel/atom/sst/sst_ipc.c
@@ -28,7 +28,7 @@
 struct sst_block *sst_create_block(struct intel_sst_drv *ctx,
                                        u32 msg_id, u32 drv_id)
 {
-       struct sst_block *msg = NULL;
+       struct sst_block *msg;
 
        dev_dbg(ctx->dev, "Enter\n");
        msg = kzalloc(sizeof(*msg), GFP_KERNEL);
@@ -63,7 +63,7 @@ struct sst_block *sst_create_block(struct intel_sst_drv *ctx,
 int sst_wake_up_block(struct intel_sst_drv *ctx, int result,
                u32 drv_id, u32 ipc, void *data, u32 size)
 {
-       struct sst_block *block = NULL;
+       struct sst_block *block;
 
        dev_dbg(ctx->dev, "Enter\n");
 
@@ -91,7 +91,7 @@ int sst_wake_up_block(struct intel_sst_drv *ctx, int result,
 
 int sst_free_block(struct intel_sst_drv *ctx, struct sst_block *freed)
 {
-       struct sst_block *block = NULL, *__block;
+       struct sst_block *block, *__block;
 
        dev_dbg(ctx->dev, "Enter\n");
        spin_lock_bh(&ctx->block_lock);