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xfree86: drivers: ast: fix uninitialized variables

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Signed-off-by: Enrico Weigelt, metux IT consult <info@metux.net>
This commit is contained in:
Enrico Weigelt, metux IT consult
2025-07-22 13:54:22 +02:00
committed by Enrico Weigelt
parent 423b87e2aa
commit 6ecbce5112
1 changed files with 6 additions and 3 deletions
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9
hw/xfree86/drivers/video/ast/src/ast_driver.c
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@@ -1473,9 +1473,7 @@ ASTDoDDC(ScrnInfoPtr pScrn, int index)
xf86MonPtr MonInfo1 = NULL, MonInfo2 = NULL;
unsigned long i, j, k;
struct monitor_ranges ranges, ranges1, ranges2;
int DTSelect, dclock1=0, h_active1=0, v_active1=0, dclock2=0, h_active2=0, v_active2=0;
struct std_timings stdtiming, *stdtiming1, *stdtiming2;
/* Honour Option "noDDC" */
if (xf86ReturnOptValBool(pAST->Options, OPTION_NO_DDC, FALSE)) {
@@ -1523,6 +1521,7 @@ ASTDoDDC(ScrnInfoPtr pScrn, int index)
MonInfo->timings1.t_manu = MonInfo1->timings1.t_manu & MonInfo2->timings1.t_manu;
/* Update Std. Timing */
struct std_timings stdtiming;
for (i=0; i<8; i++) {
stdtiming.hsize = stdtiming.vsize = stdtiming.refresh = stdtiming.id = 0;
for (j=0; j<8; j++) {
@@ -1537,7 +1536,11 @@ ASTDoDDC(ScrnInfoPtr pScrn, int index)
MonInfo->timings2[i] = stdtiming;
} /* Std. Timing */
struct std_timings *stdtiming1 = NULL, *stdtiming2 = NULL;
/* Get Detailed Timing */
struct monitor_ranges ranges1 = { 0 }, ranges2 = { 0 };
for (i=0;i<4;i++) {
if (MonInfo1->det_mon[i].type == 0xFD)
ranges1 = MonInfo1->det_mon[i].section.ranges;
@@ -1574,7 +1577,7 @@ ASTDoDDC(ScrnInfoPtr pScrn, int index)
DTSelect = SkipDT;
/* Chk Monitor Descriptor */
ranges = ranges1;
struct monitor_ranges ranges = ranges1;
ranges.min_h = ranges1.min_h > ranges2.min_h ? ranges1.min_h:ranges2.min_h;
ranges.min_v = ranges1.min_v > ranges2.min_v ? ranges1.min_v:ranges2.min_v;
ranges.max_h = ranges1.max_h < ranges2.max_h ? ranges1.max_h:ranges2.max_h;