** Patch added: "lsdvb.c.patch"
https://bugs.launchpad.net/ubuntu/+source/linuxtv-dvb-apps/+bug/2130961/+attachment/5925578/+files/lsdvb.c.patch
** Description changed:
- In Ubuntu 24.04, lsdvb crashes if the device is in use (for example by
- tvheadend). Problem is the file mode. `O_RDWR` is not needed, `O_RDONLY`
- is enough.
+ lsdvb crashes if the device is in use (for example by tvheadend).
+ Problem is the file mode. `O_RDWR` is not needed, `O_RDONLY` is enough.
Original output (actual):
```
- $ lsdvb
+ $ lsdvb
- lsdvb: Simple utility to list PCI/PCIe DVB devices
- Version: 0.0.4
- Copyright (C) Manu Abraham
+ lsdvb: Simple utility to list PCI/PCIe DVB devices
+ Version: 0.0.4
+ Copyright (C) Manu Abraham
em28xx (632515409:0 0:1) on PCI Domain:31888 Bus:-818575984 Device:31888
Function:-818390219
- DEVICE:0 ADAPTER:0 ERROR: Open frontend0 failed
+ DEVICE:0 ADAPTER:0 ERROR: Open frontend0 failed
```
Expected output (with patch):
```
- $ lsdvb
+ $ lsdvb
- lsdvb: Simple utility to list PCI/PCIe DVB devices
- Version: 0.0.4
- Copyright (C) Manu Abraham
+ lsdvb: Simple utility to list PCI/PCIe DVB devices
+ Version: 0.0.4
+ Copyright (C) Manu Abraham
em28xx (-633244093:0 0:1) on PCI Domain:32354 Bus:-2121079408 Device:32354
Function:-2120893643
- DEVICE:0 ADAPTER:0 FRONTEND:0 (Silicon Labs Si2168)
- FE_QAM Fmin=48MHz Fmax=870MHz
- DEVICE:0 ADAPTER:1 FRONTEND:0 (Silicon Labs Si2168)
- FE_QAM Fmin=48MHz Fmax=870MHz
+ DEVICE:0 ADAPTER:0 FRONTEND:0 (Silicon Labs Si2168)
+ FE_QAM Fmin=48MHz Fmax=870MHz
+ DEVICE:0 ADAPTER:1 FRONTEND:0 (Silicon Labs Si2168)
+ FE_QAM Fmin=48MHz Fmax=870MHz
```
-
patch:
```
--- linuxtv-dvb-apps-1.1.1+rev1500/util/lsdvb/lsdvb.c_orig 2025-11-08
23:01:10.000484848 +0000
+++ linuxtv-dvb-apps-1.1.1+rev1500/util/lsdvb/lsdvb.c 2025-11-08
23:04:33.941737821 +0000
@@ -290,7 +290,7 @@
-
- get_frontend_info(adapter, frontend);
- sprintf(fedev, "%s/adapter%d/%s", DVB_DIR, adapter,
frontend);
+
+ get_frontend_info(adapter, frontend);
+ sprintf(fedev, "%s/adapter%d/%s", DVB_DIR, adapter, frontend);
- fd = open(fedev, O_RDWR | O_NONBLOCK);
+ fd = open(fedev, O_RDONLY | O_NONBLOCK);
- if (fd < 0) {
- fprintf(stderr, "ERROR: Open %s failed\n",
frontend);
- return -1;
+ if (fd < 0) {
+ fprintf(stderr, "ERROR: Open %s failed\n", frontend);
+ return -1;
```
+
+ Ubuntu 24.04,
+
+ Package: dvb-apps
+ Architecture: amd64
+ Version: 1.1.1+rev1500-1.4build3
--
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/2130961
Title:
lsdvb crashes if device is in use
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linuxtv-dvb-apps/+bug/2130961/+subscriptions
--
ubuntu-bugs mailing list
[email protected]
https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
