From: Markus Elfring Date: Sun, 18 Sep 2016 15:00:52 +0000 (+0200) Subject: drm/amdgpu: Use kmalloc_array() in amdgpu_debugfs_gca_config_read() X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=ecab76688a0785fbcddcd1ff638a3fc76db073aa;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git drm/amdgpu: Use kmalloc_array() in amdgpu_debugfs_gca_config_read() A multiplication for the size determination of a memory allocation indicated that an array data structure should be processed. Thus use the corresponding function "kmalloc_array". This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 490f04f0efe8..d97efc1a3109 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -2712,7 +2712,7 @@ static ssize_t amdgpu_debugfs_gca_config_read(struct file *f, char __user *buf, if (size & 0x3 || *pos & 0x3) return -EINVAL; - config = kmalloc(256 * sizeof(*config), GFP_KERNEL); + config = kmalloc_array(256, sizeof(*config), GFP_KERNEL); if (!config) return -ENOMEM;