Heinrich Schuchardt a95f4c8859 efi_loader: NULL dereference in EFI console ...

Even if CONFIG_DM_VIDEO=y and stdout="vidconsole", a video device may not
be available. Check the return values of the relevant functions.

If no video output device is available, assume that the serial console is
in use.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>

2021-03-19 20:47:25 +01:00

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