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| author | Wang Yufen <wangyufen@huawei.com> | 2022-12-02 09:41:01 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-01-12 11:58:46 +0100 |
| commit | fcb94283e01422cdaeba3d2771759962a17f4113 (patch) | |
| tree | 496b68a660b0885c55b54944fe2fd44ef575b8f6 | |
| parent | ed9947277b2d29c1663fbe6cc9e94fa23d8cafe8 (diff) | |
| download | linux-stable-fcb94283e01422cdaeba3d2771759962a17f4113.tar.gz linux-stable-fcb94283e01422cdaeba3d2771759962a17f4113.tar.bz2 linux-stable-fcb94283e01422cdaeba3d2771759962a17f4113.zip | |
binfmt: Fix error return code in load_elf_fdpic_binary()
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@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
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | fs/binfmt_elf_fdpic.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/fs/binfmt_elf_fdpic.c b/fs/binfmt_elf_fdpic.c index 830a6a876ffe..c316931fc99c 100644 --- a/fs/binfmt_elf_fdpic.c +++ b/fs/binfmt_elf_fdpic.c @@ -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); |