/*
* sys_execve() executes a new program.
*/
-static int __do_execve_file(int fd, struct filename *filename,
- struct user_arg_ptr argv,
- struct user_arg_ptr envp,
- int flags, struct file *file)
+static int do_execveat_common(int fd, struct filename *filename,
+ struct user_arg_ptr argv,
+ struct user_arg_ptr envp,
+ int flags)
{
char *pathbuf = NULL;
struct linux_binprm *bprm;
+ struct file *file;
struct files_struct *displaced;
int retval;
check_unsafe_exec(bprm);
current->in_execve = 1;
- if (!file)
- file = do_open_execat(fd, filename, flags);
+ file = do_open_execat(fd, filename, flags);
retval = PTR_ERR(file);
if (IS_ERR(file))
goto out_unmark;
sched_exec();
bprm->file = file;
- if (!filename) {
- bprm->filename = "none";
- } else if (fd == AT_FDCWD || filename->name[0] == '/') {
+ if (fd == AT_FDCWD || filename->name[0] == '/') {
bprm->filename = filename->name;
} else {
if (filename->name[0] == '\0')
task_numa_free(current, false);
free_bprm(bprm);
kfree(pathbuf);
- if (filename)
- putname(filename);
+ putname(filename);
if (displaced)
put_files_struct(displaced);
return retval;
if (displaced)
reset_files_struct(displaced);
out_ret:
- if (filename)
- putname(filename);
+ putname(filename);
return retval;
}
-static int do_execveat_common(int fd, struct filename *filename,
- struct user_arg_ptr argv,
- struct user_arg_ptr envp,
- int flags)
-{
- return __do_execve_file(fd, filename, argv, envp, flags, NULL);
-}
-
-int do_execve_file(struct file *file, void *__argv, void *__envp)
-{
- struct user_arg_ptr argv = { .ptr.native = __argv };
- struct user_arg_ptr envp = { .ptr.native = __envp };
-
- return __do_execve_file(AT_FDCWD, NULL, argv, envp, 0, file);
-}
-
int do_execve(struct filename *filename,
const char __user *const __user *__argv,
const char __user *const __user *__envp)