[LTP] [PATCH] fsconfig03: Fix return value validation on older kernels

Petr Vorel pvorel@suse.cz
Thu Mar 2 11:47:18 CET 2023


Hi Martin,

> On older kernels, Btrfs is not the only filesystem using the legacy
> fsconfig() handlers. Assume that fsconfig() is using legacy_parse_param()
> and allow it to return success regardless of filesystem up until the point
> where the legacy buffer would get full.

LGTM, thanks!

Reviewed-by: Petr Vorel <pvorel@suse.cz>

> Signed-off-by: Martin Doucha <mdoucha@suse.cz>
> ---

> Tested on kernel 5.3 both with and without the CVE fix.
Obviously still works on new kernel as well (tested on 6.1.x).

Kind regards,
Petr


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