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elf/tlsdeschtab.h: Add the Malloc return value check in _dl_make_tlsdesc_dynamic()

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Check the return value of malloc based on the function header comment of
 _dl_make_tlsdesc_dynamic(). If the return value fails, NULL is returned.

Signed-off-by: Xiaoming Ni <nixiaoming@huawei.com>
Reviewed-by: Szabolcs Nagy <szabolcs.nagy@arm.com>
This commit is contained in:
Xiaoming Ni 2022-11-04 17:30:00 +08:00 committed by Szabolcs Nagy
parent 9cc9d61ee1
commit d1d0162e50
1 changed files with 2 additions and 0 deletions
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elf/tlsdeschtab.h
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@ -110,6 +110,8 @@ _dl_make_tlsdesc_dynamic (struct link_map *map, size_t ti_offset)
}
*entry = td = malloc (sizeof (struct tlsdesc_dynamic_arg));
if (! td)
return 0;
/* This may be higher than the map's generation, but it doesn't
matter much. Worst case, we'll have one extra DTV update per
thread. */