On Fri, 09 Jan 2026, Jani Nikula <[email protected]> wrote: > Subject prefix "drm/i915/acpi:" > > On Fri, 09 Jan 2026, Kaushlendra Kumar <[email protected]> wrote: >> acpi_evaluate_dsm_typed() returns an ACPI package in pkg. >> When pkg->package.count == 0, we returned without freeing pkg, >> leaking memory. Free pkg before returning on the empty case. > > Fixes: 337d7a1621c7 ("drm/i915: Fix invalid access to ACPI _DSM objects") > Cc: Takashi Iwai <[email protected]> > Cc: Ville Syrjälä <[email protected]> > Cc: <[email protected]> # v5.14+ > Reviewed-by: Jani Nikula <[email protected]>
Pushed to drm-intel-next, thanks for the patch. BR, Jani. > >> Signed-off-by: Kaushlendra Kumar <[email protected]> >> --- >> drivers/gpu/drm/i915/display/intel_acpi.c | 1 + >> 1 file changed, 1 insertion(+) >> >> diff --git a/drivers/gpu/drm/i915/display/intel_acpi.c >> b/drivers/gpu/drm/i915/display/intel_acpi.c >> index 68c01932f7b4..e06f324027be 100644 >> --- a/drivers/gpu/drm/i915/display/intel_acpi.c >> +++ b/drivers/gpu/drm/i915/display/intel_acpi.c >> @@ -96,6 +96,7 @@ static void intel_dsm_platform_mux_info(acpi_handle >> dhandle) >> >> if (!pkg->package.count) { >> DRM_DEBUG_DRIVER("no connection in _DSM\n"); >> + ACPI_FREE(pkg); >> return; >> } -- Jani Nikula, Intel
