From 57b85fd53fccfdf14ce7b36d919c31aa752255f8 Mon Sep 17 00:00:00 2001 From: Kaushlendra Kumar Date: Fri, 9 Jan 2026 08:55:49 +0530 Subject: [PATCH] drm/i915/acpi: free _DSM package when no connectors 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. Signed-off-by: Kaushlendra Kumar Fixes: 337d7a1621c7 ("drm/i915: Fix invalid access to ACPI _DSM objects") Reviewed-by: Jani Nikula Link: https://patch.msgid.link/20260109032549.1826303-1-kaushlendra.kumar@intel.com Signed-off-by: Jani Nikula (cherry picked from commit c0a27a0ca8a34e96d08bb05a2c5d5ccf63fb8dc0) Signed-off-by: Joonas Lahtinen --- 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; }