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binfmt: Fix error return code in load_elf_fdpic_binary()

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Fix to return a negative error code from create_elf_fdpic_tables()
instead of 0.

Fixes: 1da177e4c3 ("Linux-2.6.12-rc2")
Cc: stable@vger.kernel.org
Signed-off-by: Wang Yufen <wangyufen@huawei.com>
Signed-off-by: Kees Cook <keescook@chromium.org>
Link: https://lore.kernel.org/r/1669945261-30271-1-git-send-email-wangyufen@huawei.com
This commit is contained in:
Wang Yufen 2022-12-02 09:41:01 +08:00 • committed by Kees Cook
parent cd57e44383
commit e7f703ff25
1 changed files with 3 additions and 2 deletions
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5
fs/binfmt_elf_fdpic.c
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@ -434,8 +434,9 @@ static int load_elf_fdpic_binary(struct linux_binprm *bprm)
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);