diff options
| author | Peter Seiderer <ps.report@gmx.net> | 2025-02-20 13:18:16 +0100 |
|---|---|---|
| committer | Waldemar Brodkorb <wbx@openadk.org> | 2025-02-22 08:57:52 +0100 |
| commit | 73365a3656410c0729bba5e58358dcc3a1035418 (patch) | |
| tree | 82b7285259eb83071c1c88a99441dbe5174d2a54 | |
| parent | f459ac62a904dd6e1cb909b3224df18e9acadbfb (diff) | |
Fix null pointer access in case SUPPORT_LD_DEBUG configuration option is
enabled (hit in _dl_do_reloc, but fix same old_val/reloc_addr usage pattern
in _dl_do_lazy_reloc too).
Reported-by: Jean-Michel Hautbois <jeanmichel.hautbois@yoseli.org>
Link: https://mailman.openadk.org/mailman3/hyperkitty/list/devel@uclibc-ng.org/thread/ODLJ53XJU5ZG3OLHVJMVWSNBYIFHFBAT/
Reviewed-by: Jean-Michel Hautbois <jeanmichel.hautbois@yoseli.org>
Tested-by: Jean-Michel Hautbois <jeanmichel.hautbois@yoseli.org>
Signed-off-by: Peter Seiderer <ps.report@gmx.net>
| -rw-r--r-- | ldso/ldso/m68k/elfinterp.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/ldso/ldso/m68k/elfinterp.c b/ldso/ldso/m68k/elfinterp.c index 25ea23067..e7fa117da 100644 --- a/ldso/ldso/m68k/elfinterp.c +++ b/ldso/ldso/m68k/elfinterp.c @@ -193,7 +193,7 @@ _dl_do_reloc(struct elf_resolve *tpnt, struct r_scope_elem *scope, #endif #if defined (__SUPPORT_LD_DEBUG__) - old_val = *reloc_addr; + old_val = reloc_addr ? *reloc_addr : 0; #endif switch (reloc_type) { @@ -292,7 +292,7 @@ _dl_do_lazy_reloc(struct elf_resolve *tpnt, struct r_scope_elem *scope, reloc_type = ELF_R_TYPE(rpnt->r_info); #if defined (__SUPPORT_LD_DEBUG__) - old_val = *reloc_addr; + old_val = reloc_addr ? *reloc_addr : 0; #endif switch (reloc_type) { |