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authorKees Cook <kees@kernel.org>2026-02-20 23:49:23 -0800
committerKees Cook <kees@kernel.org>2026-02-21 01:02:28 -0800
commit69050f8d6d075dc01af7a5f2f550a8067510366f (patch)
treebb265f94d9dfa7876c06a5d9f88673d496a15341 /sound/soc/amd
parentd39a1d7486d98668dd34aaa6732aad7977c45f5a (diff)
downloadlwn-69050f8d6d075dc01af7a5f2f550a8067510366f.tar.gz
lwn-69050f8d6d075dc01af7a5f2f550a8067510366f.zip
treewide: Replace kmalloc with kmalloc_obj for non-scalar types
This is the result of running the Coccinelle script from scripts/coccinelle/api/kmalloc_objs.cocci. The script is designed to avoid scalar types (which need careful case-by-case checking), and instead replace kmalloc-family calls that allocate struct or union object instances: Single allocations: kmalloc(sizeof(TYPE), ...) are replaced with: kmalloc_obj(TYPE, ...) Array allocations: kmalloc_array(COUNT, sizeof(TYPE), ...) are replaced with: kmalloc_objs(TYPE, COUNT, ...) Flex array allocations: kmalloc(struct_size(PTR, FAM, COUNT), ...) are replaced with: kmalloc_flex(*PTR, FAM, COUNT, ...) (where TYPE may also be *VAR) The resulting allocations no longer return "void *", instead returning "TYPE *". Signed-off-by: Kees Cook <kees@kernel.org>
Diffstat (limited to 'sound/soc/amd')
-rw-r--r--sound/soc/amd/acp-pcm-dma.c2
-rw-r--r--sound/soc/amd/acp/acp-platform.c2
-rw-r--r--sound/soc/amd/acp/acp-sdw-legacy-mach.c4
-rw-r--r--sound/soc/amd/acp/acp-sdw-sof-mach.c4
-rw-r--r--sound/soc/amd/ps/ps-pdm-dma.c2
-rw-r--r--sound/soc/amd/ps/ps-sdw-dma.c2
-rw-r--r--sound/soc/amd/raven/acp3x-pcm-dma.c2
-rw-r--r--sound/soc/amd/renoir/acp3x-pdm-dma.c2
-rw-r--r--sound/soc/amd/vangogh/acp5x-pcm-dma.c2
-rw-r--r--sound/soc/amd/yc/acp6x-pdm-dma.c2
10 files changed, 12 insertions, 12 deletions
diff --git a/sound/soc/amd/acp-pcm-dma.c b/sound/soc/amd/acp-pcm-dma.c
index 897dde630022..19c09ba2b510 100644
--- a/sound/soc/amd/acp-pcm-dma.c
+++ b/sound/soc/amd/acp-pcm-dma.c
@@ -775,7 +775,7 @@ static int acp_dma_open(struct snd_soc_component *component,
struct snd_pcm_runtime *runtime = substream->runtime;
struct audio_drv_data *intr_data = dev_get_drvdata(component->dev);
struct audio_substream_data *adata =
- kzalloc(sizeof(struct audio_substream_data), GFP_KERNEL);
+ kzalloc_obj(struct audio_substream_data, GFP_KERNEL);
if (!adata)
return -ENOMEM;
diff --git a/sound/soc/amd/acp/acp-platform.c b/sound/soc/amd/acp/acp-platform.c
index b25ac5612808..66a30da4b801 100644
--- a/sound/soc/amd/acp/acp-platform.c
+++ b/sound/soc/amd/acp/acp-platform.c
@@ -196,7 +196,7 @@ static int acp_dma_open(struct snd_soc_component *component, struct snd_pcm_subs
struct acp_stream *stream;
int ret;
- stream = kzalloc(sizeof(*stream), GFP_KERNEL);
+ stream = kzalloc_obj(*stream, GFP_KERNEL);
if (!stream)
return -ENOMEM;
diff --git a/sound/soc/amd/acp/acp-sdw-legacy-mach.c b/sound/soc/amd/acp/acp-sdw-legacy-mach.c
index c93fc0920a3e..c1c28fee0496 100644
--- a/sound/soc/amd/acp/acp-sdw-legacy-mach.c
+++ b/sound/soc/amd/acp/acp-sdw-legacy-mach.c
@@ -395,13 +395,13 @@ static int soc_card_dai_links_create(struct snd_soc_card *card)
/* One per DAI link, worst case is a DAI link for every endpoint */
struct asoc_sdw_dailink *soc_dais __free(kfree) =
- kcalloc(num_ends, sizeof(*soc_dais), GFP_KERNEL);
+ kzalloc_objs(*soc_dais, num_ends, GFP_KERNEL);
if (!soc_dais)
return -ENOMEM;
/* One per endpoint, ie. each DAI on each codec/amp */
struct asoc_sdw_endpoint *soc_ends __free(kfree) =
- kcalloc(num_ends, sizeof(*soc_ends), GFP_KERNEL);
+ kzalloc_objs(*soc_ends, num_ends, GFP_KERNEL);
if (!soc_ends)
return -ENOMEM;
diff --git a/sound/soc/amd/acp/acp-sdw-sof-mach.c b/sound/soc/amd/acp/acp-sdw-sof-mach.c
index da815b3f6389..3319f0996fe6 100644
--- a/sound/soc/amd/acp/acp-sdw-sof-mach.c
+++ b/sound/soc/amd/acp/acp-sdw-sof-mach.c
@@ -288,13 +288,13 @@ static int sof_card_dai_links_create(struct snd_soc_card *card)
/* One per DAI link, worst case is a DAI link for every endpoint */
struct asoc_sdw_dailink *sof_dais __free(kfree) =
- kcalloc(num_ends, sizeof(*sof_dais), GFP_KERNEL);
+ kzalloc_objs(*sof_dais, num_ends, GFP_KERNEL);
if (!sof_dais)
return -ENOMEM;
/* One per endpoint, ie. each DAI on each codec/amp */
struct asoc_sdw_endpoint *sof_ends __free(kfree) =
- kcalloc(num_ends, sizeof(*sof_ends), GFP_KERNEL);
+ kzalloc_objs(*sof_ends, num_ends, GFP_KERNEL);
if (!sof_ends)
return -ENOMEM;
diff --git a/sound/soc/amd/ps/ps-pdm-dma.c b/sound/soc/amd/ps/ps-pdm-dma.c
index 9cfbe05ad996..5a4ba65847fd 100644
--- a/sound/soc/amd/ps/ps-pdm-dma.c
+++ b/sound/soc/amd/ps/ps-pdm-dma.c
@@ -189,7 +189,7 @@ static int acp63_pdm_dma_open(struct snd_soc_component *component,
runtime = substream->runtime;
adata = dev_get_drvdata(component->dev);
- pdm_data = kzalloc(sizeof(*pdm_data), GFP_KERNEL);
+ pdm_data = kzalloc_obj(*pdm_data, GFP_KERNEL);
if (!pdm_data)
return -EINVAL;
diff --git a/sound/soc/amd/ps/ps-sdw-dma.c b/sound/soc/amd/ps/ps-sdw-dma.c
index 5449323e2728..0c7af398de3a 100644
--- a/sound/soc/amd/ps/ps-sdw-dma.c
+++ b/sound/soc/amd/ps/ps-sdw-dma.c
@@ -318,7 +318,7 @@ static int acp63_sdw_dma_open(struct snd_soc_component *component,
runtime = substream->runtime;
cpu_dai = snd_soc_rtd_to_cpu(prtd, 0);
amd_manager = snd_soc_dai_get_drvdata(cpu_dai);
- stream = kzalloc(sizeof(*stream), GFP_KERNEL);
+ stream = kzalloc_obj(*stream, GFP_KERNEL);
if (!stream)
return -ENOMEM;
diff --git a/sound/soc/amd/raven/acp3x-pcm-dma.c b/sound/soc/amd/raven/acp3x-pcm-dma.c
index bb9ed52d744d..2716c4e18c1f 100644
--- a/sound/soc/amd/raven/acp3x-pcm-dma.c
+++ b/sound/soc/amd/raven/acp3x-pcm-dma.c
@@ -218,7 +218,7 @@ static int acp3x_dma_open(struct snd_soc_component *component,
prtd = snd_soc_substream_to_rtd(substream);
component = snd_soc_rtdcom_lookup(prtd, DRV_NAME);
adata = dev_get_drvdata(component->dev);
- i2s_data = kzalloc(sizeof(*i2s_data), GFP_KERNEL);
+ i2s_data = kzalloc_obj(*i2s_data, GFP_KERNEL);
if (!i2s_data)
return -EINVAL;
diff --git a/sound/soc/amd/renoir/acp3x-pdm-dma.c b/sound/soc/amd/renoir/acp3x-pdm-dma.c
index a560d06097d5..c2dd512118ad 100644
--- a/sound/soc/amd/renoir/acp3x-pdm-dma.c
+++ b/sound/soc/amd/renoir/acp3x-pdm-dma.c
@@ -211,7 +211,7 @@ static int acp_pdm_dma_open(struct snd_soc_component *component,
runtime = substream->runtime;
adata = dev_get_drvdata(component->dev);
- pdm_data = kzalloc(sizeof(*pdm_data), GFP_KERNEL);
+ pdm_data = kzalloc_obj(*pdm_data, GFP_KERNEL);
if (!pdm_data)
return -EINVAL;
diff --git a/sound/soc/amd/vangogh/acp5x-pcm-dma.c b/sound/soc/amd/vangogh/acp5x-pcm-dma.c
index aa4726899434..c52d2bed5c6c 100644
--- a/sound/soc/amd/vangogh/acp5x-pcm-dma.c
+++ b/sound/soc/amd/vangogh/acp5x-pcm-dma.c
@@ -213,7 +213,7 @@ static int acp5x_dma_open(struct snd_soc_component *component,
component = snd_soc_rtdcom_lookup(prtd, DRV_NAME);
adata = dev_get_drvdata(component->dev);
- i2s_data = kzalloc(sizeof(*i2s_data), GFP_KERNEL);
+ i2s_data = kzalloc_obj(*i2s_data, GFP_KERNEL);
if (!i2s_data)
return -ENOMEM;
diff --git a/sound/soc/amd/yc/acp6x-pdm-dma.c b/sound/soc/amd/yc/acp6x-pdm-dma.c
index ac758b90f441..b4fece9d3fac 100644
--- a/sound/soc/amd/yc/acp6x-pdm-dma.c
+++ b/sound/soc/amd/yc/acp6x-pdm-dma.c
@@ -187,7 +187,7 @@ static int acp6x_pdm_dma_open(struct snd_soc_component *component,
runtime = substream->runtime;
adata = dev_get_drvdata(component->dev);
- pdm_data = kzalloc(sizeof(*pdm_data), GFP_KERNEL);
+ pdm_data = kzalloc_obj(*pdm_data, GFP_KERNEL);
if (!pdm_data)
return -EINVAL;