Fix several instances of uninitialized variables.

2023-07-21 13:46:08 -04:00
parent 223ec09168
commit 54c52fb55c
10 changed files with 36 additions and 26 deletions
--- a/src/video/vid_ati_mach64.c
+++ b/src/video/vid_ati_mach64.c
@@ -3223,7 +3223,7 @@ uint8_t
 mach64_ext_inb(uint16_t port, void *p)
 {
    mach64_t *mach64 = (mach64_t *) p;
-    uint8_t   ret;
+    uint8_t   ret = 0xff;

    switch (port) {
        case 0x02ec:
--- a/src/video/vid_et4000w32.c
+++ b/src/video/vid_et4000w32.c
@@ -2084,7 +2084,7 @@ et4000w32_blit(int count, int cpu_input, uint32_t src_dat, uint32_t mix_dat, et4
    uint8_t source;
    uint8_t dest;
    uint8_t rop;
-    uint8_t out;
+    uint8_t out = 0;
    int     mixmap;

    if (!(et4000->acl.status & ACL_XYST) && !et4000->acl.mmu_start) {
--- a/src/video/vid_xga.c
+++ b/src/video/vid_xga.c
@@ -504,7 +504,7 @@ xga_ext_inb(uint16_t addr, void *p)
 {
    svga_t *svga = (svga_t *) p;
    xga_t  *xga  = &svga->xga;
-    uint8_t ret;
+    uint8_t ret  = 0xff;
    uint8_t index;

    switch (addr & 0x0f) {