[PATCH 2/4] exec: remove compat_do_execve
From: Christoph Hellwig <hch@lst.de>
Date: 2021-03-26 14:40:00
Also in:
linux-arch, linux-fsdevel, linux-mips, linux-s390, linuxppc-dev, lkml, sparclinux
Subsystem:
exec & binfmt api, elf, filesystems (vfs and infrastructure), the rest · Maintainers:
Kees Cook, Alexander Viro, Christian Brauner, Linus Torvalds
Just call compat_do_execve instead. Signed-off-by: Christoph Hellwig <hch@lst.de> --- fs/exec.c | 17 +---------------- 1 file changed, 1 insertion(+), 16 deletions(-)
diff --git a/fs/exec.c b/fs/exec.c
index b63fb020909075..06e07278b456fa 100644
--- a/fs/exec.c
+++ b/fs/exec.c@@ -1990,21 +1990,6 @@ static int do_execveat(int fd, struct filename *filename, } #ifdef CONFIG_COMPAT -static int compat_do_execve(struct filename *filename, - const compat_uptr_t __user *__argv, - const compat_uptr_t __user *__envp) -{ - struct user_arg_ptr argv = { - .is_compat = true, - .ptr.compat = __argv, - }; - struct user_arg_ptr envp = { - .is_compat = true, - .ptr.compat = __envp, - }; - return do_execveat_common(AT_FDCWD, filename, argv, envp, 0); -} - static int compat_do_execveat(int fd, struct filename *filename, const compat_uptr_t __user *__argv, const compat_uptr_t __user *__envp,
@@ -2072,7 +2057,7 @@ COMPAT_SYSCALL_DEFINE3(execve, const char __user *, filename, const compat_uptr_t __user *, argv, const compat_uptr_t __user *, envp) { - return compat_do_execve(getname(filename), argv, envp); + return compat_do_execveat(AT_FDCWD, getname(filename), argv, envp, 0); } COMPAT_SYSCALL_DEFINE5(execveat, int, fd,
--
2.30.1
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