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    Subject[PATCH 5.15 165/230] video: of_display_timing.h: include errno.h
    Date
    From: Hsin-Yi Wang <hsinyi@chromium.org>

    commit 3663a2fb325b8782524f3edb0ae32d6faa615109 upstream.

    If CONFIG_OF is not enabled, default of_get_display_timing() returns an
    errno, so include the header.

    Fixes: 422b67e0b31a ("videomode: provide dummy inline functions for !CONFIG_OF")
    Suggested-by: Stephen Boyd <swboyd@chromium.org>
    Signed-off-by: Hsin-Yi Wang <hsinyi@chromium.org>
    Reviewed-by: Stephen Boyd <swboyd@chromium.org>
    Signed-off-by: Helge Deller <deller@gmx.de>
    Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
    ---
    include/video/of_display_timing.h | 2 ++
    1 file changed, 2 insertions(+)

    --- a/include/video/of_display_timing.h
    +++ b/include/video/of_display_timing.h
    @@ -8,6 +8,8 @@
    #ifndef __LINUX_OF_DISPLAY_TIMING_H
    #define __LINUX_OF_DISPLAY_TIMING_H

    +#include <linux/errno.h>
    +
    struct device_node;
    struct display_timing;
    struct display_timings;

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