From: Christophe JAILLET <christophe.jaillet@wanadoo.fr> To: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>, Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>, Oded Gabbay <ogabbay@kernel.org> Cc: linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org, Christophe JAILLET <christophe.jaillet@wanadoo.fr>, dri-devel@lists.freedesktop.org Subject: [PATCH] accel/ivpu: Use struct_size() Date: Mon, 29 May 2023 15:28:04 +0200 [thread overview] Message-ID: <0ae53be873c27c9a8740c4fe6d8e7cd1b1224994.1685366864.git.christophe.jaillet@wanadoo.fr> (raw) Use struct_size() instead of hand-writing it. It is less verbose, more robust and more informative. Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> --- drivers/accel/ivpu/ivpu_job.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/accel/ivpu/ivpu_job.c b/drivers/accel/ivpu/ivpu_job.c index 3c6f1e16cf2f..0a09bba8da24 100644 --- a/drivers/accel/ivpu/ivpu_job.c +++ b/drivers/accel/ivpu/ivpu_job.c @@ -289,15 +289,13 @@ ivpu_create_job(struct ivpu_file_priv *file_priv, u32 engine_idx, u32 bo_count) { struct ivpu_device *vdev = file_priv->vdev; struct ivpu_job *job; - size_t buf_size; int ret; ret = ivpu_rpm_get(vdev); if (ret < 0) return NULL; - buf_size = sizeof(*job) + bo_count * sizeof(struct ivpu_bo *); - job = kzalloc(buf_size, GFP_KERNEL); + job = kzalloc(struct_size(job, bos, bo_count), GFP_KERNEL); if (!job) goto err_rpm_put; -- 2.34.1
WARNING: multiple messages have this Message-ID (diff)
From: Christophe JAILLET <christophe.jaillet@wanadoo.fr> To: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>, Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>, Oded Gabbay <ogabbay@kernel.org> Cc: Christophe JAILLET <christophe.jaillet@wanadoo.fr>, kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org Subject: [PATCH] accel/ivpu: Use struct_size() Date: Mon, 29 May 2023 15:28:04 +0200 [thread overview] Message-ID: <0ae53be873c27c9a8740c4fe6d8e7cd1b1224994.1685366864.git.christophe.jaillet@wanadoo.fr> (raw) Use struct_size() instead of hand-writing it. It is less verbose, more robust and more informative. Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> --- drivers/accel/ivpu/ivpu_job.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/accel/ivpu/ivpu_job.c b/drivers/accel/ivpu/ivpu_job.c index 3c6f1e16cf2f..0a09bba8da24 100644 --- a/drivers/accel/ivpu/ivpu_job.c +++ b/drivers/accel/ivpu/ivpu_job.c @@ -289,15 +289,13 @@ ivpu_create_job(struct ivpu_file_priv *file_priv, u32 engine_idx, u32 bo_count) { struct ivpu_device *vdev = file_priv->vdev; struct ivpu_job *job; - size_t buf_size; int ret; ret = ivpu_rpm_get(vdev); if (ret < 0) return NULL; - buf_size = sizeof(*job) + bo_count * sizeof(struct ivpu_bo *); - job = kzalloc(buf_size, GFP_KERNEL); + job = kzalloc(struct_size(job, bos, bo_count), GFP_KERNEL); if (!job) goto err_rpm_put; -- 2.34.1
next reply other threads:[~2023-05-29 13:28 UTC|newest] Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top 2023-05-29 13:28 Christophe JAILLET [this message] 2023-05-29 13:28 ` [PATCH] accel/ivpu: Use struct_size() Christophe JAILLET 2023-06-01 15:58 ` Marco Pagani 2023-06-01 15:58 ` Marco Pagani 2023-06-08 5:57 ` Stanislaw Gruszka 2023-06-08 5:57 ` Stanislaw Gruszka
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