From: Jiasheng Jiang jiasheng@iscas.ac.cn
stable inclusion from stable-v5.10.110 commit bc2573abc691a269b54a6c14a2660f26d88876a5 bugzilla: https://gitee.com/openeuler/kernel/issues/I574AL
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=...
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[ Upstream commit e25a89f743b18c029bfbe5e1663ae0c7190912b0 ]
The return value of devm_kzalloc() needs to be checked. To avoid use of null pointer in case of thefailure of alloc.
Fixes: 46233e91fa24 ("media: mtk-vcodec: move firmware implementations into their own files") Signed-off-by: Jiasheng Jiang jiasheng@iscas.ac.cn Reviewed-by: Tzung-Bi Shih tzungbi@google.com Signed-off-by: Hans Verkuil hverkuil-cisco@xs4all.nl Signed-off-by: Mauro Carvalho Chehab mchehab@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org Signed-off-by: Yu Liao liaoyu15@huawei.com Reviewed-by: Wei Li liwei391@huawei.com Signed-off-by: Zheng Zengkai zhengzengkai@huawei.com --- drivers/media/platform/mtk-vcodec/mtk_vcodec_fw_vpu.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_fw_vpu.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_fw_vpu.c index cd27f637dbe7..cfc7ebed8fb7 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_fw_vpu.c +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_fw_vpu.c @@ -102,6 +102,8 @@ struct mtk_vcodec_fw *mtk_vcodec_fw_vpu_init(struct mtk_vcodec_dev *dev, vpu_wdt_reg_handler(fw_pdev, mtk_vcodec_vpu_reset_handler, dev, rst_id);
fw = devm_kzalloc(&dev->plat_dev->dev, sizeof(*fw), GFP_KERNEL); + if (!fw) + return ERR_PTR(-ENOMEM); fw->type = VPU; fw->ops = &mtk_vcodec_vpu_msg; fw->pdev = fw_pdev;