From: Wang Yufen <wangyufen@xxxxxxxxxx>
commit e7f703ff2507f4e9f496da96cd4b78fd3026120c upstream.
Fix to return a negative error code from create_elf_fdpic_tables()
instead of 0.
Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Wang Yufen <wangyufen@xxxxxxxxxx>
Signed-off-by: Kees Cook <keescook@xxxxxxxxxxxx>
Link: https://lore.kernel.org/r/1669945261-30271-1-git-send-email-wangyufen@xxxxxxxxxx
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
fs/binfmt_elf_fdpic.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
--- a/fs/binfmt_elf_fdpic.c
+++ b/fs/binfmt_elf_fdpic.c
@@ -434,8 +434,9 @@ static int load_elf_fdpic_binary(struct
current->mm->start_stack = current->mm->start_brk + stack_size;
#endif
- if (create_elf_fdpic_tables(bprm, current->mm,
- &exec_params, &interp_params) < 0)
+ retval = create_elf_fdpic_tables(bprm, current->mm, &exec_params,
+ &interp_params);
+ if (retval < 0)
goto error;
kdebug("- start_code %lx", current->mm->start_code);
