[CVE-2009-0029] System call wrappers part 14 (3480b257) · Commits · 戴 / test

fs/namei.c

+4 −4

Original line number	Diff line number	Diff line
		@@ -2017,7 +2017,7 @@ out_unlock:
		return error;
		}

		asmlinkage long sys_mknod(const char __user *filename, int mode, unsigned dev)
		SYSCALL_DEFINE3(mknod, const char __user *, filename, int, mode, unsigned, dev)
		{
		return sys_mknodat(AT_FDCWD, filename, mode, dev);
		}
		@@ -2302,7 +2302,7 @@ asmlinkage long sys_unlinkat(int dfd, const char __user *pathname, int flag)
		return do_unlinkat(dfd, pathname);
		}

		asmlinkage long sys_unlink(const char __user *pathname)
		SYSCALL_DEFINE1(unlink, const char __user *, pathname)
		{
		return do_unlinkat(AT_FDCWD, pathname);
		}
		@@ -2370,7 +2370,7 @@ out_putname:
		return error;
		}

		asmlinkage long sys_symlink(const char __user oldname, const char __user newname)
		SYSCALL_DEFINE2(symlink, const char __user , oldname, const char __user , newname)
		{
		return sys_symlinkat(oldname, AT_FDCWD, newname);
		}
		@@ -2473,7 +2473,7 @@ out:
		return error;
		}

		asmlinkage long sys_link(const char __user oldname, const char __user newname)
		SYSCALL_DEFINE2(link, const char __user , oldname, const char __user , newname)
		{
		return sys_linkat(AT_FDCWD, oldname, AT_FDCWD, newname, 0);
		}

+2 −2

Original line number	Diff line number	Diff line
		@@ -2171,8 +2171,8 @@ static void chroot_fs_refs(struct path old_root, struct path new_root)
		* though, so you may need to say mount --bind /nfs/my_root /nfs/my_root
		* first.
		*/
		asmlinkage long sys_pivot_root(const char __user * new_root,
		const char __user * put_old)
		SYSCALL_DEFINE2(pivot_root, const char __user *, new_root,
		const char __user *, put_old)
		{
		struct vfsmount *tmp;
		struct path new, old, parent_path, root_parent, root;

+1 −1

Original line number	Diff line number	Diff line
		@@ -569,7 +569,7 @@ out:
		return error;
		}

		asmlinkage long sys_chroot(const char __user * filename)
		SYSCALL_DEFINE1(chroot, const char __user *, filename)
		{
		struct path path;
		int error;

+1 −1

Original line number	Diff line number	Diff line
		@@ -281,7 +281,7 @@ madvise_vma(struct vm_area_struct vma, struct vm_area_struct *prev,
		* -EBADF - map exists, but area maps something that isn't a file.
		* -EAGAIN - a kernel resource was temporarily unavailable.
		*/
		asmlinkage long sys_madvise(unsigned long start, size_t len_in, int behavior)
		SYSCALL_DEFINE3(madvise, unsigned long, start, size_t, len_in, int, behavior)
		{
		unsigned long end, tmp;
		struct vm_area_struct * vma, *prev;

+2 −2

Original line number	Diff line number	Diff line
		@@ -177,8 +177,8 @@ none_mapped:
		* mapped
		* -EAGAIN - A kernel resource was temporarily unavailable.
		*/
		asmlinkage long sys_mincore(unsigned long start, size_t len,
		unsigned char __user * vec)
		SYSCALL_DEFINE3(mincore, unsigned long, start, size_t, len,
		unsigned char __user *, vec)
		{
		long retval;
		unsigned long pages;