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elf: Fix off-by-1 comparisons

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This commit is contained in:
mintsuki 2021-10-02 21:32:47 +02:00
parent a6acfb7606
commit 0e9d145b2a
1 changed files with 2 additions and 2 deletions
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4
stage23/lib/elf.c
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@ -522,7 +522,7 @@ final:
}
if (use_paddr) {
if (!entry_adjusted && entry >= phdr.p_vaddr && entry <= (phdr.p_vaddr + phdr.p_memsz)) {
if (!entry_adjusted && entry >= phdr.p_vaddr && entry < (phdr.p_vaddr + phdr.p_memsz)) {
entry -= phdr.p_vaddr;
entry += phdr.p_paddr;
entry_adjusted = true;
@ -597,7 +597,7 @@ int elf32_load(uint8_t *elf, uint32_t *entry_point, uint32_t *top, uint32_t allo
memset(ptr, 0, to_zero);
}
if (!entry_adjusted && entry >= phdr.p_vaddr && entry <= (phdr.p_vaddr + phdr.p_memsz)) {
if (!entry_adjusted && entry >= phdr.p_vaddr && entry < (phdr.p_vaddr + phdr.p_memsz)) {
entry -= phdr.p_vaddr;
entry += phdr.p_paddr;
entry_adjusted = true;