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console/dummy: leave .con_font_get set to NULL
commit 724ba8b30b
upstream.
When this method is set, the caller expects struct console_font fields
to be properly initialized when it returns. Leave it unset otherwise
nonsensical (leaked kernel stack) values are returned to user space.
Signed-off-by: Nicolas Pitre <nico@linaro.org>
Cc: stable@vger.kernel.org
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -67,7 +67,6 @@ const struct consw dummy_con = {
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.con_switch = DUMMY,
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.con_blank = DUMMY,
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.con_font_set = DUMMY,
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.con_font_get = DUMMY,
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.con_font_default = DUMMY,
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.con_font_copy = DUMMY,
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};
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