From: Jouni Högander <jouni.hogander@intel.com>
Date: Mon, 13 Apr 2026 11:23:45 +0000 (+0300)
Subject: drm/i915/psr: Init variable to avoid early exit from et alignment loop
X-Git-Tag: v7.0.9~72
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=765708fd5a934c32321cf3e7de990bd9e6b7dab1;p=thirdparty%2Fkernel%2Fstable.git

drm/i915/psr: Init variable to avoid early exit from et alignment loop

commit 314f6179e370988ac00dadf373a4f6166eb3db15 upstream.

Uninitialized boolean variable may cause unwanted exit from et alignment
loop. Fix this by initializing it as false.

Fixes: 1be2fca84f52 ("drm/i915/psr: Repeat Selective Update area alignment")
Cc: <stable@vger.kernel.org> # v6.9+
Signed-off-by: Jouni Högander <jouni.hogander@intel.com>
Reviewed-by: Nemesa Garg <nemesa.garg@intel.com>
Reported-by: Dan Carpenter <error27@gmail.com>
Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com>
Link: https://patch.msgid.link/20260413112345.88853-1-jouni.hogander@intel.com
(cherry picked from commit 289678a90b8cf81e3514c9d6c667235cd39c7acf)
Signed-off-by: Tvrtko Ursulin <tursulin@ursulin.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c
index 097e18c1adb27..8a7075c4a2480 100644
--- a/drivers/gpu/drm/i915/display/intel_psr.c
+++ b/drivers/gpu/drm/i915/display/intel_psr.c
@@ -2970,7 +2970,7 @@ int intel_psr2_sel_fetch_update(struct intel_atomic_state *state,
 		return ret;
 
 	do {
-		bool cursor_in_su_area;
+		bool cursor_in_su_area = false;
 
 		/*
 		 * Adjust su area to cover cursor fully as necessary