* [PATCH 1/3] vidtv: psi: fix missing crc for PMT
@ 2020-12-24 15:04 Daniel W. S. Almeida
0 siblings, 0 replies; only message in thread
From: Daniel W. S. Almeida @ 2020-12-24 15:04 UTC (permalink / raw)
To: mchehab, Daniel W. S. Almeida, Mauro Carvalho Chehab
Cc: linux-media, linux-kernel-mentees, linux-kernel
From: "Daniel W. S. Almeida" <dwlsalmeida@gmail.com>
The PMT write function was refactored and this broke the CRC computation.
Fix it.
Fixes: db9569f67e2e ("media: vidtv: cleanup PMT write table function")
Signed-off-by: Daniel W. S. Almeida <dwlsalmeida@gmail.com>
---
drivers/media/test-drivers/vidtv/vidtv_psi.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/media/test-drivers/vidtv/vidtv_psi.c b/drivers/media/test-drivers/vidtv/vidtv_psi.c
index 4511a2a98405..1724bb485e67 100644
--- a/drivers/media/test-drivers/vidtv/vidtv_psi.c
+++ b/drivers/media/test-drivers/vidtv/vidtv_psi.c
@@ -1164,6 +1164,8 @@ u32 vidtv_psi_pmt_write_into(struct vidtv_psi_pmt_write_args *args)
struct vidtv_psi_desc *table_descriptor = args->pmt->descriptor;
struct vidtv_psi_table_pmt_stream *stream = args->pmt->stream;
struct vidtv_psi_desc *stream_descriptor;
+ u32 crc = INITIAL_CRC;
+ u32 nbytes = 0;
struct header_write_args h_args = {
.dest_buf = args->buf,
.dest_offset = args->offset,
@@ -1181,6 +1183,7 @@ u32 vidtv_psi_pmt_write_into(struct vidtv_psi_pmt_write_args *args)
.new_psi_section = false,
.is_crc = false,
.dest_buf_sz = args->buf_sz,
+ .crc = &crc,
};
struct desc_write_args d_args = {
.dest_buf = args->buf,
@@ -1193,8 +1196,6 @@ u32 vidtv_psi_pmt_write_into(struct vidtv_psi_pmt_write_args *args)
.pid = args->pid,
.dest_buf_sz = args->buf_sz,
};
- u32 crc = INITIAL_CRC;
- u32 nbytes = 0;
vidtv_psi_pmt_table_update_sec_len(args->pmt);
--
2.29.2
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