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author | Christophe JAILLET <christophe.jaillet@wanadoo.fr> | 2023-07-12 22:42:15 +0200 |
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committer | Bjorn Andersson <andersson@kernel.org> | 2023-07-14 05:21:26 +0200 |
commit | cbdd13bfea785667f9c9df4c6ec46fc841ef6c4a (patch) | |
tree | 3c02391ab753569084bddf8a8cec01210e076539 /drivers/soc | |
parent | soc: qcom: spm: Convert to devm_platform_ioremap_resource() (diff) | |
download | linux-cbdd13bfea785667f9c9df4c6ec46fc841ef6c4a.tar.xz linux-cbdd13bfea785667f9c9df4c6ec46fc841ef6c4a.zip |
soc: qcom: smem: Use struct_size()
Use struct_size() instead of hand-writing it, when allocating a structure
with a flex array.
This is less verbose.
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Reviewed-by: Kees Cook <keescook@chromium.org>
Link: https://lore.kernel.org/r/f74328551cfab0262ba353f37d047ac74bf616e1.1689194490.git.christophe.jaillet@wanadoo.fr
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Diffstat (limited to 'drivers/soc')
-rw-r--r-- | drivers/soc/qcom/smem.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/soc/qcom/smem.c b/drivers/soc/qcom/smem.c index b0d59e815c3b..776096b2e965 100644 --- a/drivers/soc/qcom/smem.c +++ b/drivers/soc/qcom/smem.c @@ -1059,7 +1059,6 @@ static int qcom_smem_probe(struct platform_device *pdev) struct reserved_mem *rmem; struct qcom_smem *smem; unsigned long flags; - size_t array_size; int num_regions; int hwlock_id; u32 version; @@ -1071,8 +1070,8 @@ static int qcom_smem_probe(struct platform_device *pdev) if (of_property_present(pdev->dev.of_node, "qcom,rpm-msg-ram")) num_regions++; - array_size = num_regions * sizeof(struct smem_region); - smem = devm_kzalloc(&pdev->dev, sizeof(*smem) + array_size, GFP_KERNEL); + smem = devm_kzalloc(&pdev->dev, struct_size(smem, regions, num_regions), + GFP_KERNEL); if (!smem) return -ENOMEM; |