On 05/15/2015 12:47 PM, Thomas Reitmayr wrote:
Hi Laura,
a similar patch (including one more missing initialization) was submitted days
ago and already sent to linux-stable, see
https://www.mail-archive.com/linux-media@vger.kernel.org/msg87882.html
and
http://article.gmane.org/gmane.linux.kernel.stable/135755
Best regards,
-Thomas
Excellent, I hadn't seen that. Thanks for the pointer.
Am Freitag, den 15.05.2015, 10:42 -0700 schrieb Laura Abbott:
Several more devices need need to have size_of_priv set, otherwise
we oops:
DVB: registering new adapter (Hauppauge Nova-TD Stick/Elgato Eye-TV Diversity)
BUG: unable to handle kernel NULL pointer dereference at 0000000000000080
IP: [<ffffffffa0669141>] dib7000p_attach+0x11/0xa0 [dib7000p]
PGD 0
Oops: 0002 [#1] SMP
Modules linked in: dib7000p dvb_usb_dib0700(+) dib7000m dib0090 dib0070
dib3000mc dibx000_common dvb_usb dvb_core rc_core bnep bluetooth rfkill
ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 xt_conntrack ebtable_nat
ebtable_broute bridge stp llc ebtable_filter ebtables ip6table_nat
nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_security
ip6table_raw ip6table_filter ip6_tables iptable_nat nf_conntrack_ipv4
nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_mangle iptable_security
iptable_raw snd_hda_codec_analog snd_hda_codec_generic joydev coretemp kvm
snd_hda_intel iTCO_wdt gpio_ich iTCO_vendor_support ppdev snd_hda_controller
dell_wmi sparse_keymap snd_hda_codec snd_hwdep snd_seq snd_seq_device dcdbas
hid_logitech_hidpp snd_pcm serio_raw lpc_ich mfd_core i2c_i801
snd_timer snd parport_pc soundcore mei_me tpm_tis parport tpm wmi mei shpchp
acpi_cpufreq nfsd auth_rpcgss nfs_acl lockd grace sunrpc hid_logitech_dj i915
e1000e i2c_algo_bit video drm_kms_helper drm ptp pps_core ata_generic
pata_acpi
CPU: 0 PID: 23460 Comm: systemd-udevd Not tainted 3.19.5-200.fc21.x86_64 #1
Hardware name: Dell Inc. OptiPlex 760 /0R230R, BIOS A05
08/17/2009
task: ffff880026e29360 ti: ffff880030b64000 task.ti: ffff880030b64000
RIP: 0010:[<ffffffffa0669141>] [<ffffffffa0669141>]
dib7000p_attach+0x11/0xa0 [dib7000p]
RSP: 0018:ffff880030b679f8 EFLAGS: 00010202
RAX: 0000000000000010 RBX: ffff880047b71278 RCX: 0000000000000001
RDX: 0000000000000000 RSI: ffffffffa06707d8 RDI: 0000000000000010
RBP: ffff880030b679f8 R08: ffffffff81119fe0 R09: 0000000000017840
R10: ffffffff810b07e4 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000010 R14: ffff880047b71308 R15: ffff880047b71398
FS: 00007f005f380880(0000) GS:ffff88007c800000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
CR2: 0000000000000080 CR3: 000000004e38d000 CR4: 00000000000407f0
Stack:
ffff880030b67a28 ffffffffa06430fb ffff880047b71278 ffff880047b71880
ffff880047b71278 0000000000000000 ffff880030b67a68 ffffffffa0626872
ffff880047b70000 0000000000000000 ffff880047b71280 ffff880047b70000
Call Trace:
[<ffffffffa06430fb>] stk7700d_frontend_attach+0x3b/0x200 [dvb_usb_dib0700]
[<ffffffffa0626872>] dvb_usb_adapter_frontend_init+0xe2/0x1a0 [dvb_usb]
[<ffffffffa0625ab7>] dvb_usb_device_init+0x517/0x6f0 [dvb_usb]
[<ffffffffa063f40e>] dib0700_probe+0x6e/0x100 [dvb_usb_dib0700]
[<ffffffff817731e6>] ? mutex_lock+0x16/0x40
[<ffffffff815598fb>] usb_probe_interface+0x1bb/0x300
[<ffffffff814c9e13>] driver_probe_device+0xa3/0x400
[<ffffffff814ca24b>] __driver_attach+0x9b/0xa0
[<ffffffff814ca1b0>] ? __device_attach+0x40/0x40
[<ffffffff814c7ad3>] bus_for_each_dev+0x73/0xc0
[<ffffffff814c987e>] driver_attach+0x1e/0x20
[<ffffffff814c9430>] bus_add_driver+0x180/0x250
[<ffffffff814caa44>] driver_register+0x64/0xf0
[<ffffffff81557ff2>] usb_register_driver+0x82/0x160
[<ffffffffa0663000>] ? 0xffffffffa0663000
[<ffffffffa066301e>] dib0700_driver_init+0x1e/0x1000 [dvb_usb_dib0700]
[<ffffffff81002148>] do_one_initcall+0xd8/0x210
[<ffffffff811fbb59>] ? kmem_cache_alloc_trace+0x1a9/0x230
[<ffffffff8111f053>] ? load_module+0x2203/0x2800
[<ffffffff8111f08b>] load_module+0x223b/0x2800
[<ffffffff8111a810>] ? store_uevent+0x70/0x70
[<ffffffff8111f71d>] SyS_init_module+0xcd/0x120
[<ffffffff817752c9>] system_call_fastpath+0x12/0x17
Code: 8b 87 18 03 00 00 55 48 89 e5 48 05 68 16 00 00 5d c3 0f 1f 84 00 00 00 00 00
66 66 66 66 90 55 48 85 ff 48 89 f8 48 89 e5 74 7f <48> c7 47 70 b0 a9 66 a0 48
c7 47 68 40 9a 66 a0 48 c7 47 30 90
RIP [<ffffffffa0669141>] dib7000p_attach+0x11/0xa0 [dib7000p]
RSP <ffff880030b679f8>
CR2: 0000000000000080
---[ end trace 288814f44b010d3e ]---
Set it properly.
Signed-off-by: Laura Abbott <labb...@fedoraproject.org
<mailto:labb...@fedoraproject.org>>
---
drivers/media/usb/dvb-usb/dib0700_devices.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/media/usb/dvb-usb/dib0700_devices.c
b/drivers/media/usb/dvb-usb/dib0700_devices.c
index d7d55a2..8030670 100644
--- a/drivers/media/usb/dvb-usb/dib0700_devices.c
+++ b/drivers/media/usb/dvb-usb/dib0700_devices.c
@@ -3944,6 +3944,7 @@ struct dvb_usb_device_properties dib0700_devices[] = {
DIB0700_DEFAULT_STREAMING_CONFIG(0x02),
}},
+ .size_of_priv = sizeof(struct
dib0700_adapter_state),
}, {
.num_frontends = 1,
.fe = {{
@@ -3956,6 +3957,7 @@ struct dvb_usb_device_properties dib0700_devices[] = {
DIB0700_DEFAULT_STREAMING_CONFIG(0x03),
}},
+ .size_of_priv = sizeof(struct
dib0700_adapter_state),
}
},
--
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