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From: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
To: alsa-devel@alsa-project.org
Cc: tiwai@suse.de, "Péter Ujfalusi" <peter.ujfalusi@linux.intel.com>,
	broonie@kernel.org, "Bard Liao" <yung-chuan.liao@linux.intel.com>,
	"Pierre-Louis Bossart" <pierre-louis.bossart@linux.intel.com>
Subject: [PATCH 07/16] ASoC: Intel: atom: sst_ipc: remove useless initializations
Date: Fri, 20 May 2022 16:17:10 -0500	[thread overview]
Message-ID: <20220520211719.607543-8-pierre-louis.bossart@linux.intel.com> (raw)
In-Reply-To: <20220520211719.607543-1-pierre-louis.bossart@linux.intel.com>

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>
---
 sound/soc/intel/atom/sst/sst_ipc.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/sound/soc/intel/atom/sst/sst_ipc.c b/sound/soc/intel/atom/sst/sst_ipc.c
index 78ea67c7a1281..4e039c7173d8c 100644
--- 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);
-- 
2.30.2


  parent reply	other threads:[~2022-05-20 21:20 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-05-20 21:17 [PATCH 00/16] ASoC: trivial changes for cppcheck warnings Pierre-Louis Bossart
2022-05-20 21:17 ` [PATCH 01/16] ASoC: cs35l45: typo in argument definition Pierre-Louis Bossart
2022-05-20 21:17 ` [PATCH 02/16] ASoC: cs42l42: remove redundant test Pierre-Louis Bossart
2022-05-20 21:17 ` [PATCH 03/16] ASoC: wcd-mbhc-v2: remove useless initialization Pierre-Louis Bossart
2022-05-20 21:17 ` [PATCH 04/16] ASoC: wcd9335: remove redundant tests Pierre-Louis Bossart
2022-05-20 21:17 ` [PATCH 05/16] ASoC: Intel: atom: sst: remove useless initialization Pierre-Louis Bossart
2022-05-20 21:17 ` [PATCH 06/16] ASoC: Intel: atom: sst_ipc: remove redundant test Pierre-Louis Bossart
2022-05-20 21:17 ` Pierre-Louis Bossart [this message]
2022-05-20 21:17 ` [PATCH 08/16] ASoC: Intel: atom: controls: remove useless initializations Pierre-Louis Bossart
2022-05-20 21:17 ` [PATCH 09/16] ASoC: Intel: boards: reset acpi_chan_package Pierre-Louis Bossart
2022-05-20 21:17 ` [PATCH 10/16] ASoC: Intel: sof_pcm512x: remove unnecessary init Pierre-Louis Bossart
2022-05-20 21:17 ` [PATCH 11/16] ASoC: mediatek: mt8195: simplify error handling Pierre-Louis Bossart
2022-05-20 21:17 ` [PATCH 12/16] ASoC: qcom: q6dsp: q6adm: remove useless initializations Pierre-Louis Bossart
2022-05-20 21:17 ` [PATCH 13/16] ASoC: qcom: q6dsp: remove spurious space Pierre-Louis Bossart
2022-05-20 21:17 ` [PATCH 14/16] ASoC: rockchip: simplify error handling Pierre-Louis Bossart
2022-05-20 21:17 ` [PATCH 15/16] ASoC: samsung: snow: " Pierre-Louis Bossart
2022-05-20 21:17 ` [PATCH 16/16] ASoC: meson: remove useless initialization Pierre-Louis Bossart
2022-06-07 10:55 ` [PATCH 00/16] ASoC: trivial changes for cppcheck warnings Mark Brown

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