Zheyu Ma 213e2df473 video: fbdev: kyro: Error out if 'lineclock' equals zero ... The userspace program could pass any values to the driver through ioctl() interface. If the driver doesn't check the value of 'lineclock', it may cause divide error. Fix this by checking whether 'lineclock' is zero. The following log reveals it: divide error: 0000 [#1] PREEMPT SMP KASAN PTI RIP: 0010:kyrofb_set_par+0x30d/0xd80 Call Trace: <TASK> fb_set_var+0x604/0xeb0 do_fb_ioctl+0x234/0x670 fb_ioctl+0xdd/0x130 do_syscall_64+0x3b/0x90 Signed-off-by: Zheyu Ma <zheyuma97@gmail.com> Signed-off-by: Helge Deller <deller@gmx.de>		2022-04-11 08:23:49 +02:00
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fbdev.c	video: fbdev: kyro: Error out if 'lineclock' equals zero	2022-04-11 08:23:49 +02:00
Makefile
STG4000InitDevice.c	video: fbdev: kyro: make read-only array ODValues static const	2022-03-11 08:27:37 +01:00
STG4000Interface.h
STG4000OverlayDevice.c	video: fbdev: kyrofb: remove set but not used variable 'ulScaleRight'	2020-03-02 16:32:11 +01:00
STG4000Ramdac.c
STG4000Reg.h
STG4000VTG.c