From: Benjamin Gaignard <benjamin.gaignard@collabora.com>
To: mchehab@kernel.org, tfiga@chromium.org, m.szyprowski@samsung.com,
ming.qian@nxp.com, ezequiel@vanguardiasur.com.ar,
p.zabel@pengutronix.de, gregkh@linuxfoundation.org,
hverkuil-cisco@xs4all.nl, nicolas.dufresne@collabora.com
Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-mediatek@lists.infradead.org,
linux-arm-msm@vger.kernel.org,
linux-rockchip@lists.infradead.org,
linux-staging@lists.linux.dev, kernel@collabora.com,
Benjamin Gaignard <benjamin.gaignard@collabora.com>
Subject: [PATCH v13 06/56] media: videobuf2: Remove duplicated index vs q->num_buffers check
Date: Thu, 19 Oct 2023 14:51:32 +0200 [thread overview]
Message-ID: <20231019125222.21370-7-benjamin.gaignard@collabora.com> (raw)
In-Reply-To: <20231019125222.21370-1-benjamin.gaignard@collabora.com>
vb2_get_buffer() already checks if the requested index is valid.
Stop duplicating this kind of check everywhere.
Signed-off-by: Benjamin Gaignard <benjamin.gaignard@collabora.com>
---
drivers/media/common/videobuf2/videobuf2-v4l2.c | 8 --------
1 file changed, 8 deletions(-)
diff --git a/drivers/media/common/videobuf2/videobuf2-v4l2.c b/drivers/media/common/videobuf2/videobuf2-v4l2.c
index 2ffb097bf00a..c6ebc8d2c537 100644
--- a/drivers/media/common/videobuf2/videobuf2-v4l2.c
+++ b/drivers/media/common/videobuf2/videobuf2-v4l2.c
@@ -823,10 +823,6 @@ int vb2_qbuf(struct vb2_queue *q, struct media_device *mdev,
return -EBUSY;
}
- if (b->index >= q->num_buffers) {
- dprintk(q, 1, "buffer index out of range\n");
- return -EINVAL;
- }
vb = vb2_get_buffer(q, b->index);
if (!vb) {
dprintk(q, 1, "can't find the requested buffer %u\n", b->index);
@@ -898,10 +894,6 @@ int vb2_expbuf(struct vb2_queue *q, struct v4l2_exportbuffer *eb)
{
struct vb2_buffer *vb;
- if (eb->index >= q->num_buffers) {
- dprintk(q, 1, "buffer index out of range\n");
- return -EINVAL;
- }
vb = vb2_get_buffer(q, eb->index);
if (!vb) {
dprintk(q, 1, "can't find the requested buffer %u\n", eb->index);
--
2.39.2
next prev parent reply other threads:[~2023-10-19 12:52 UTC|newest]
Thread overview: 61+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-19 12:51 [PATCH v13 00/56] Add DELETE_BUF ioctl Benjamin Gaignard
2023-10-19 12:51 ` [PATCH v13 01/56] media: videobuf2: Rename offset parameter Benjamin Gaignard
2023-10-19 12:51 ` [PATCH v13 02/56] media: videobuf2: Rework offset 'cookie' encoding pattern Benjamin Gaignard
2023-10-19 12:51 ` [PATCH v13 03/56] media: videobuf2: Stop spamming kernel log with all queue counter Benjamin Gaignard
2023-10-19 12:51 ` [PATCH v13 04/56] media: videobuf2: Use vb2_buffer instead of index Benjamin Gaignard
2023-10-19 12:51 ` [PATCH v13 05/56] media: videobuf2: Access vb2_queue bufs array through helper functions Benjamin Gaignard
2023-10-19 12:51 ` Benjamin Gaignard [this message]
2023-10-19 12:51 ` [PATCH v13 07/56] media: videobuf2: Add helper to get queue number of buffers Benjamin Gaignard
2023-10-19 12:51 ` [PATCH v13 08/56] media: videobuf2: Use vb2_get_num_buffers() helper Benjamin Gaignard
2023-10-19 12:51 ` [PATCH v13 09/56] media: amphion: Use vb2_get_buffer() instead of directly access to buffers array Benjamin Gaignard
2023-10-19 12:51 ` [PATCH v13 10/56] media: amphion: Stop direct calls to queue num_buffers field Benjamin Gaignard
2023-10-19 12:51 ` [PATCH v13 11/56] media: mediatek: jpeg: Use vb2_get_buffer() instead of directly access to buffers array Benjamin Gaignard
2023-10-19 12:51 ` [PATCH v13 12/56] media: mediatek: vdec: Remove useless loop Benjamin Gaignard
2023-10-19 12:51 ` [PATCH v13 13/56] media: mediatek: vcodec: Stop direct calls to queue num_buffers field Benjamin Gaignard
2023-10-19 12:51 ` [PATCH v13 14/56] media: sti: hva: Use vb2_get_buffer() instead of directly access to buffers array Benjamin Gaignard
2023-10-19 12:51 ` [PATCH v13 15/56] media: visl: " Benjamin Gaignard
2023-10-19 12:51 ` [PATCH v13 16/56] media: atomisp: " Benjamin Gaignard
2023-10-19 12:51 ` [PATCH v13 17/56] media: atomisp: Stop direct calls to queue num_buffers field Benjamin Gaignard
2023-10-19 12:51 ` [PATCH v13 18/56] media: dvb-core: Use vb2_get_buffer() instead of directly access to buffers array Benjamin Gaignard
2023-10-19 12:51 ` [PATCH v13 19/56] media: dvb-core: Do not initialize twice queue num_buffer field Benjamin Gaignard
2023-10-19 12:51 ` [PATCH v13 20/56] media: dvb-frontends: rtl2832: Stop direct calls to queue num_buffers field Benjamin Gaignard
2023-10-19 12:51 ` [PATCH v13 21/56] media: pci: dt3155: Remove useless check Benjamin Gaignard
2023-10-19 12:51 ` [PATCH v13 22/56] media: pci: tw686x: Stop direct calls to queue num_buffers field Benjamin Gaignard
2023-10-19 12:51 ` [PATCH v13 23/56] media: pci: cx18: " Benjamin Gaignard
2023-10-19 12:51 ` [PATCH v13 24/56] media: pci: netup_unidvb: " Benjamin Gaignard
2023-10-19 12:51 ` [PATCH v13 25/56] media: pci: tw68: " Benjamin Gaignard
2023-10-19 12:51 ` [PATCH v13 26/56] media: i2c: video-i2c: " Benjamin Gaignard
2023-10-19 12:51 ` [PATCH v13 27/56] media: coda: " Benjamin Gaignard
2023-10-19 12:51 ` [PATCH v13 28/56] media: nxp: " Benjamin Gaignard
2023-10-19 12:51 ` [PATCH v13 29/56] media: verisilicon: " Benjamin Gaignard
2023-10-19 12:51 ` [PATCH v13 30/56] media: test-drivers: " Benjamin Gaignard
2023-10-19 12:51 ` [PATCH v13 31/56] media: imx: " Benjamin Gaignard
2023-10-19 12:51 ` [PATCH v13 32/56] media: meson: vdec: " Benjamin Gaignard
2023-10-19 12:51 ` [PATCH v13 33/56] touchscreen: sur40: " Benjamin Gaignard
2023-10-29 2:29 ` Dmitry Torokhov
2023-10-19 12:52 ` [PATCH v13 34/56] sample: v4l: " Benjamin Gaignard
2023-10-19 12:52 ` [PATCH v13 35/56] media: cedrus: " Benjamin Gaignard
2023-10-19 12:52 ` [PATCH v13 36/56] media: nuvoton: " Benjamin Gaignard
2023-10-19 12:52 ` [PATCH v13 37/56] media: renesas: " Benjamin Gaignard
2023-10-19 12:52 ` [PATCH v13 38/56] media: ti: " Benjamin Gaignard
2023-10-19 12:52 ` [PATCH v13 39/56] media: usb: airspy: " Benjamin Gaignard
2023-10-19 12:52 ` [PATCH v13 40/56] media: usb: cx231xx: " Benjamin Gaignard
2023-10-19 12:52 ` [PATCH v13 41/56] media: usb: hackrf: " Benjamin Gaignard
2023-10-19 12:52 ` [PATCH v13 42/56] media: usb: usbtv: " Benjamin Gaignard
2023-10-19 12:52 ` [PATCH v13 43/56] media: videobuf2: Be more flexible on the number of queue stored buffers Benjamin Gaignard
2023-10-19 12:52 ` [PATCH v13 44/56] media: core: Report the maximum possible number of buffers for the queue Benjamin Gaignard
2023-10-19 12:52 ` [PATCH v13 45/56] media: test-drivers: vivid: Increase max supported buffers for capture queues Benjamin Gaignard
2023-10-19 12:52 ` [PATCH v13 46/56] media: test-drivers: vicodec: Increase max supported capture queue buffers Benjamin Gaignard
2023-10-19 12:52 ` [PATCH v13 47/56] media: verisilicon: Refactor postprocessor to store more buffers Benjamin Gaignard
2023-10-19 12:52 ` [PATCH v13 48/56] media: verisilicon: Store chroma and motion vectors offset Benjamin Gaignard
2023-10-19 12:52 ` [PATCH v13 49/56] media: verisilicon: g2: Use common helpers to compute chroma and mv offsets Benjamin Gaignard
2023-10-19 12:52 ` [PATCH v13 50/56] media: verisilicon: vp9: Allow to change resolution while streaming Benjamin Gaignard
2023-10-19 12:52 ` [PATCH v13 51/56] media: core: Rework how create_buf index returned value is computed Benjamin Gaignard
2023-10-19 12:52 ` [PATCH v13 52/56] media: core: Add bitmap manage bufs array entries Benjamin Gaignard
2023-10-19 12:52 ` [PATCH v13 53/56] media: core: Free range of buffers Benjamin Gaignard
2023-10-19 12:52 ` [PATCH v13 54/56] media: v4l2: Add DELETE_BUFS ioctl Benjamin Gaignard
2023-10-19 12:52 ` [PATCH v13 55/56] media: v4l2: Add mem2mem helpers for " Benjamin Gaignard
2023-10-19 12:52 ` [PATCH v13 56/56] media: test-drivers: Use helper " Benjamin Gaignard
2023-10-25 12:17 ` [PATCH v13 00/56] Add DELETE_BUF ioctl Hans Verkuil
2023-10-31 9:04 ` Hans Verkuil
2023-10-31 16:37 ` Benjamin Gaignard
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