OPTi 5x7: Fix out of bounds on register read

2024-08-22 13:16:29 -03:00
parent f9e457f3e8
commit a7cff71892
1 changed files with 1 additions and 1 deletions
--- a/src/chipset/opti5x7.c
+++ b/src/chipset/opti5x7.c
@@ -158,7 +158,7 @@ opti5x7_read(uint16_t addr, void *priv)
 {
    const opti5x7_t *dev = (opti5x7_t *) priv;

-    return (addr == 0x24) ? dev->regs[dev->idx] : 0xff;
+    return ((addr == 0x24) && (dev->idx < sizeof(dev->regs))) ? dev->regs[dev->idx] : 0xff;
 }

 static void