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mem: Fix RAM size integer overflow with a not-yet-supported size

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RichardG867
2023-04-11 12:04:07 -03:00
parent 7c2ec22e49
commit d6d509ff45
1 changed files with 3 additions and 2 deletions
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5
src/mem/mem.c
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@@ -2628,7 +2628,8 @@ mem_init_ram_mapping(mem_mapping_t *mapping, uint32_t base, uint32_t size)
void void
mem_reset(void) mem_reset(void)
{ {
uint32_t c, m; uint32_t c;
size_t m;
memset(page_ff, 0xff, sizeof(page_ff)); memset(page_ff, 0xff, sizeof(page_ff));
@@ -2666,7 +2667,7 @@ mem_reset(void)
mem_size = 2097152; mem_size = 2097152;
#endif #endif
m = 1024UL * mem_size; m = 1024UL * (size_t) mem_size;
#if (!(defined __amd64__ || defined _M_X64 || defined __aarch64__ || defined _M_ARM64)) #if (!(defined __amd64__ || defined _M_X64 || defined __aarch64__ || defined _M_ARM64))
if (mem_size > 1048576) { if (mem_size > 1048576) {