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video: tc358767: set num_modes=0 if no valid mode found
Since commit f986661 "video: ipu: register framebuffer,
even when no modes are found" value returned from
VPL_GET_VIDEOMODES ioctl is ignored. So set valid num_modes
in error case to avoid crash in register_framebuffer.

Signed-off-by: Andrey Gusakov <andrey.gusakov@cogentembedded.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
WIP_next-LS master next stable/v2018.07 stable/v2018.09 stable/v2018.12 v2020.07.0 v2020.06.0 v2020.05.0 v2020.04.0 v2020.03.0 v2020.02.0 v2020.01.0 v2019.12.0 v2019.11.0 v2019.10.0 v2019.09.0 v2019.08.1 v2019.08.0 v2019.07.0 v2019.06.1 v2019.06.0 v2019.05.0 v2019.04.0 v2019.03.0 v2019.02.0 v2019.01.0 v2018.12.0 v2018.11.0 v2018.10.0 v2018.09.1 v2018.09.0 v2018.08.1 v2018.08.0 v2018.07.2 v2018.07.1 v2018.07.0 v2018.06.0 v2018.05.0
1 parent 36ee250 commit efdeb990d2f6fbc8c4b10e9967fe26d472bcf7bf
@Andrey Gusakov Andrey Gusakov authored on 23 Mar 2018
Sascha Hauer committed on 26 Mar 2018
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drivers/video/tc358767.c