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From: Ricardo Ribalda <ribalda@chromium.org>
To: Stanimir Varbanov <stanimir.k.varbanov@gmail.com>,
	 Vikash Garodia <quic_vgarodia@quicinc.com>,
	 Bryan O'Donoghue <bryan.odonoghue@linaro.org>,
	 Mauro Carvalho Chehab <mchehab@kernel.org>
Cc: Hans Verkuil <hverkuil-cisco@xs4all.nl>,
	linux-media@vger.kernel.org,  linux-arm-msm@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	 Ricardo Ribalda <ribalda@chromium.org>
Subject: [PATCH v7 04/10] media: venus: Refactor struct hfi_uncompressed_format_supported
Date: Wed, 14 Aug 2024 11:39:24 +0000	[thread overview]
Message-ID: <20240814-cocci-flexarray-v7-4-8a1cc09ae6c4@chromium.org> (raw)
In-Reply-To: <20240814-cocci-flexarray-v7-0-8a1cc09ae6c4@chromium.org>

plane_info is not a typical array, the data is not contiguous:
pinfo = (void *)pinfo + sizeof(*constr) * num_planes +
	2 * sizeof(u32);

Replace the single element array with a single element field.

This fixes the following cocci warning:
drivers/media/platform/qcom/venus/hfi_helper.h:1009:36-46: WARNING use flexible-array member instead (https://www.kernel.org/doc/html/latest/process/deprecated.html#zero-length-and-one-element-arrays)

Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>
Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Acked-by: Vikash Garodia <quic_vgarodia@quicinc.com>
---
 drivers/media/platform/qcom/venus/hfi_helper.h | 2 +-
 drivers/media/platform/qcom/venus/hfi_parser.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/media/platform/qcom/venus/hfi_helper.h b/drivers/media/platform/qcom/venus/hfi_helper.h
index 5e91f3f6984d..3edefa4edeb9 100644
--- a/drivers/media/platform/qcom/venus/hfi_helper.h
+++ b/drivers/media/platform/qcom/venus/hfi_helper.h
@@ -1011,7 +1011,7 @@ struct hfi_uncompressed_plane_info {
 struct hfi_uncompressed_format_supported {
 	u32 buffer_type;
 	u32 format_entries;
-	struct hfi_uncompressed_plane_info plane_info[1];
+	struct hfi_uncompressed_plane_info plane_info;
 };
 
 struct hfi_uncompressed_plane_actual {
diff --git a/drivers/media/platform/qcom/venus/hfi_parser.c b/drivers/media/platform/qcom/venus/hfi_parser.c
index c43839539d4d..3df241dc3a11 100644
--- a/drivers/media/platform/qcom/venus/hfi_parser.c
+++ b/drivers/media/platform/qcom/venus/hfi_parser.c
@@ -157,7 +157,7 @@ static void
 parse_raw_formats(struct venus_core *core, u32 codecs, u32 domain, void *data)
 {
 	struct hfi_uncompressed_format_supported *fmt = data;
-	struct hfi_uncompressed_plane_info *pinfo = fmt->plane_info;
+	struct hfi_uncompressed_plane_info *pinfo = &fmt->plane_info;
 	struct hfi_uncompressed_plane_constraints *constr;
 	struct raw_formats rawfmts[MAX_FMT_ENTRIES] = {};
 	u32 entries = fmt->format_entries;

-- 
2.46.0.76.ge559c4bf1a-goog


  parent reply	other threads:[~2024-08-14 11:39 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-08-14 11:39 [PATCH v7 00/10] media: Fix the last set of coccinelle warnings Ricardo Ribalda
2024-08-14 11:39 ` [PATCH v7 01/10] media: venus: Use flex array for hfi_session_release_buffer_pkt Ricardo Ribalda
2024-08-26  7:12   ` Hans Verkuil
2024-08-14 11:39 ` [PATCH v7 02/10] media: venus: Refactor struct hfi_uncompressed_plane_info Ricardo Ribalda
2024-08-14 11:39 ` [PATCH v7 03/10] media: venus: Refactor struct hfi_session_get_property_pkt Ricardo Ribalda
2024-08-14 11:39 ` Ricardo Ribalda [this message]
2024-08-14 11:39 ` [PATCH v7 05/10] media: venus: Refactor hfi_session_empty_buffer_uncompressed_plane0_pkt Ricardo Ribalda
2024-08-14 11:39 ` [PATCH v7 06/10] media: venus: Refactor hfi_session_empty_buffer_compressed_pkt Ricardo Ribalda
2024-08-14 11:39 ` [PATCH v7 07/10] media: venus: Refactor hfi_sys_get_property_pkt Ricardo Ribalda
2024-08-14 11:39 ` [PATCH v7 08/10] media: venus: Refactor hfi_session_fill_buffer_pkt Ricardo Ribalda
2024-08-14 11:39 ` [PATCH v7 09/10] media: venus: Refactor hfi_buffer_alloc_mode_supported Ricardo Ribalda
2024-08-14 11:39 ` [PATCH v7 10/10] media: venus: Convert one-element-arrays to flex-arrays Ricardo Ribalda

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