diff options
Diffstat (limited to 'pk')
-rw-r--r-- | pk/elf.c | 6 |
1 files changed, 4 insertions, 2 deletions
@@ -84,8 +84,10 @@ void load_elf(const char* fn, elf_info* info) info->brk_min = vaddr + ph[i].p_memsz; int flags2 = flags | (prepad ? MAP_POPULATE : 0); int prot = get_prot(ph[i].p_flags); - if (__do_mmap(vaddr - prepad, ph[i].p_filesz + prepad, prot | PROT_WRITE, flags2, file, ph[i].p_offset - prepad) != vaddr - prepad) - goto fail; + if (ph[i].p_filesz != 0) { + if (__do_mmap(vaddr - prepad, ph[i].p_filesz + prepad, prot | PROT_WRITE, flags2, file, ph[i].p_offset - prepad) != vaddr - prepad) + goto fail; + } memset_user((void*)vaddr - prepad, 0, prepad); if (!(prot & PROT_WRITE)) if (do_mprotect(vaddr - prepad, ph[i].p_filesz + prepad, prot)) |