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libc dl_iterate_phdr(): dlpi_tls_data is wrong

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(cherry picked from commit dbd2053026)
This commit is contained in:
Konstantin Belousov 2021-04-05 06:38:07 +03:00
parent 4959d4f3ea
commit 17ef58221c
1 changed files with 4 additions and 2 deletions
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6
lib/libc/gen/dlfcn.c
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@ -196,8 +196,6 @@ dl_init_phdr_info(void)
for (i = 0; i < phdr_info.dlpi_phnum; i++) {
if (phdr_info.dlpi_phdr[i].p_type == PT_TLS) {
phdr_info.dlpi_tls_modid = 1;
phdr_info.dlpi_tls_data =
(void*)phdr_info.dlpi_phdr[i].p_vaddr;
}
}
phdr_info.dlpi_adds = 1;
@ -210,13 +208,17 @@ dl_iterate_phdr(int (*callback)(struct dl_phdr_info *, size_t, void *) __unused,
void *data __unused)
{
#ifndef IN_LIBDL
tls_index ti;
int ret;
__init_elf_aux_vector();
if (__elf_aux_vector == NULL)
return (1);
_once(&dl_phdr_info_once, dl_init_phdr_info);
ti.ti_module = 1;
ti.ti_offset = 0;
mutex_lock(&dl_phdr_info_lock);
phdr_info.dlpi_tls_data = __tls_get_addr(&ti);
ret = callback(&phdr_info, sizeof(phdr_info), data);
mutex_unlock(&dl_phdr_info_lock);
return (ret);