commit 454a4e728dd56c8515b80381c14168099279e7fc
("[media] v4l2-ioctl: WARN_ON if querycap didn't fill device_caps")
causes on r8a7740/armadillo-legacy:
sh_mobile_ceu sh_mobile_ceu.0: SuperH Mobile CEU driver attached to camera 0
sh_mobile_ceu sh_mobile_ceu.0: pm_clk_resume()
------------[ cut here ]------------
WARNING: CPU: 0 PID: 199 at drivers/media/v4l2-core/v4l2-ioctl.c:1025
v4l_querycap+0x5c/0x78()
Modules linked in:
CPU: 0 PID: 199 Comm: v4l_id Not tainted
3.19.0-rc1-armadillo-legacy-00258-g85f5ee22d89dad78 #425
Hardware name: armadillo800eva
Backtrace:
[<c001130c>] (dump_backtrace) from [<c001152c>] (show_stack+0x18/0x1c)
r6:c04a30cb r5:00000009 r4:00000000 r3:00400000
[<c0011514>] (show_stack) from [<c03a57bc>] (dump_stack+0x20/0x28)
[<c03a579c>] (dump_stack) from [<c0020374>] (warn_slowpath_common+0x90/0xb8)
[<c00202e4>] (warn_slowpath_common) from [<c0020440>]
(warn_slowpath_null+0x24/0x2c)
r8:de323e30 r7:80685600 r6:c0553dc4 r5:00000000 r4:de323e30
[<c002041c>] (warn_slowpath_null) from [<c027209c>] (v4l_querycap+0x5c/0x78)
[<c0272040>] (v4l_querycap) from [<c0273c2c>] (__video_do_ioctl+0x1b0/0x290)
r5:debc1000 r4:00000000
[<c0273a7c>] (__video_do_ioctl) from [<c0273848>] (video_usercopy+0x1d8/0x3f0)
r10:00000000 r9:00000000 r8:00000000 r7:de323e30 r6:80685600 r5:00000000
r4:00000000
[<c0273670>] (video_usercopy) from [<c0273a74>] (video_ioctl2+0x14/0x1c)
r10:00000000 r9:de5a3840 r8:bef20c6c r7:00000003 r6:debc14d0 r5:80685600
r4:debc1000
[<c0273a60>] (video_ioctl2) from [<c026e7ec>] (v4l2_ioctl+0x68/0x120)
[<c026e784>] (v4l2_ioctl) from [<c00c4f4c>] (do_vfs_ioctl+0x4a4/0x5ac)
r9:de322000 r8:00000003 r7:00000003 r6:de5a3840 r5:de2530a0 r4:bef20c6c
[<c00c4aa8>] (do_vfs_ioctl) from [<c00c5090>] (SyS_ioctl+0x3c/0x64)
r10:00000000 r9:de322000 r8:00000003 r7:80685600 r6:de5a3840 r5:de5a3840
r4:bef20c6c
[<c00c5054>] (SyS_ioctl) from [<c000dea0>] (ret_fast_syscall+0x0/0x48)
r8:c000e064 r7:00000036 r6:00020fbc r5:b6f20f10 r4:00000003 r3:00000000
---[ end trace ef1469dbfa7397f4 ]---
sh_mobile_ceu sh_mobile_ceu.0: SuperH Mobile CEU driver detached from camera 0
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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