Patch "drm/amd/display: Fix Coverity INTERGER_OVERFLOW within construct_integrated_info" has been added to the 6.10-stable tree

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This is a note to let you know that I've just added the patch titled

    drm/amd/display: Fix Coverity INTERGER_OVERFLOW within construct_integrated_info

to the 6.10-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     drm-amd-display-fix-coverity-interger_overflow-withi.patch
and it can be found in the queue-6.10 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.



commit 3fcd32e115b491c6843ed181224c2d3fba71a721
Author: Hersen Wu <hersenxs.wu@xxxxxxx>
Date:   Fri Apr 26 10:46:41 2024 -0400

    drm/amd/display: Fix Coverity INTERGER_OVERFLOW within construct_integrated_info
    
    [ Upstream commit 176abbcc71952e23009a6ed194fd203b99646884 ]
    
    [Why]
    For substrcation, coverity reports integer overflow
    warning message when variable type is uint32_t.
    
    [How]
    Change varaible type to int32_t.
    
    Reviewed-by: Alex Hung <alex.hung@xxxxxxx>
    Reviewed-by: Harry Wentland <harry.wentland@xxxxxxx>
    Acked-by: Tom Chung <chiahsuan.chung@xxxxxxx>
    Signed-off-by: Hersen Wu <hersenxs.wu@xxxxxxx>
    Tested-by: Daniel Wheeler <daniel.wheeler@xxxxxxx>
    Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
    Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>

diff --git a/drivers/gpu/drm/amd/display/dc/bios/bios_parser.c b/drivers/gpu/drm/amd/display/dc/bios/bios_parser.c
index bc16db69a663..25fe1a124029 100644
--- a/drivers/gpu/drm/amd/display/dc/bios/bios_parser.c
+++ b/drivers/gpu/drm/amd/display/dc/bios/bios_parser.c
@@ -2551,8 +2551,8 @@ static enum bp_result construct_integrated_info(
 
 	/* Sort voltage table from low to high*/
 	if (result == BP_RESULT_OK) {
-		uint32_t i;
-		uint32_t j;
+		int32_t i;
+		int32_t j;
 
 		for (i = 1; i < NUMBER_OF_DISP_CLK_VOLTAGE; ++i) {
 			for (j = i; j > 0; --j) {
diff --git a/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c b/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c
index 9fe0020bcb9c..c8c8587a059d 100644
--- a/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c
+++ b/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c
@@ -2920,8 +2920,11 @@ static enum bp_result construct_integrated_info(
 	struct atom_common_table_header *header;
 	struct atom_data_revision revision;
 
-	uint32_t i;
-	uint32_t j;
+	int32_t i;
+	int32_t j;
+
+	if (!info)
+		return result;
 
 	if (info && DATA_TABLES(integratedsysteminfo)) {
 		header = GET_IMAGE(struct atom_common_table_header,




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