The patch titled
'touch' command causes Oops
has been removed from the -mm tree. Its filename was
r-o-bind-mounts-elevate-write-count-for-do_utimes-touch-command-causes-oops.patch
This patch was dropped because an updated version will be merged
------------------------------------------------------
Subject: 'touch' command causes Oops
From: Valdis.Kletnieks@xxxxxx
"never let a libc developer write your kernel code" - hch
"nor, apparently, a kernel developer" - akpm
Cc: Christoph Hellwig <hch@xxxxxx>
Cc: Valdis Kletnieks <Valdis.Kletnieks@xxxxxx>
Cc: Balbir Singh <balbir@xxxxxxxxxx>
Cc: Dave Hansen <haveblue@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/utimes.c | 7 +++++--
1 files changed, 5 insertions(+), 2 deletions(-)
diff -puN fs/utimes.c~r-o-bind-mounts-elevate-write-count-for-do_utimes-touch-command-causes-oops fs/utimes.c
--- a/fs/utimes.c~r-o-bind-mounts-elevate-write-count-for-do_utimes-touch-command-causes-oops
+++ a/fs/utimes.c
@@ -59,6 +59,7 @@ long do_utimes(int dfd, char __user *fil
struct inode *inode;
struct iattr newattrs;
struct file *f = NULL;
+ struct vfsmount *mnt;
error = -EINVAL;
if (times && (!nsec_valid(times[0].tv_nsec) ||
@@ -79,17 +80,19 @@ long do_utimes(int dfd, char __user *fil
if (!f)
goto out;
dentry = f->f_path.dentry;
+ mnt = f->f_path.mnt;
} else {
error = __user_walk_fd(dfd, filename, (flags & AT_SYMLINK_NOFOLLOW) ? 0 : LOOKUP_FOLLOW, &nd);
if (error)
goto out;
dentry = nd.dentry;
+ mnt = nd.mnt;
}
inode = dentry->d_inode;
- error = mnt_want_write(nd.mnt);
+ error = mnt_want_write(mnt);
if (error)
goto dput_and_out;
@@ -135,7 +138,7 @@ long do_utimes(int dfd, char __user *fil
error = notify_change(dentry, &newattrs);
mutex_unlock(&inode->i_mutex);
mnt_drop_write_and_out:
- mnt_drop_write(nd.mnt);
+ mnt_drop_write(mnt);
dput_and_out:
if (f)
fput(f);
_
Patches currently in -mm which might be from hch@xxxxxx are
pcmcia-convert-some-internal-only-ioaddr_t-to-unsigned-int.patch
pcmcia-replace-kio_addr_t-with-unsigned-int-everywhere.patch
git-unionfs.patch
vfs-apply-coding-standards-to-fs-ioctlc.patch
vfs-swap-do_ioctl-and-vfs_ioctl-names.patch
vfs-factor-out-three-helpers-for-fibmap-fionbio-fioasync-file-ioctls.patch
git-xfs.patch
clean-up-vmtruncate.patch
vfs-security-rework-inode_getsecurity-and-callers-to.patch
vfs-reorder-vfs_getxattr-to-avoid-unnecessary-calls-to-the-lsm.patch
unprivileged-mounts-add-user-mounts-to-the-kernel.patch
unprivileged-mounts-allow-unprivileged-umount.patch
unprivileged-mounts-account-user-mounts.patch
unprivileged-mounts-propagate-error-values-from-clone_mnt.patch
unprivileged-mounts-allow-unprivileged-bind-mounts.patch
unprivileged-mounts-allow-unprivileged-mounts.patch
unprivileged-mounts-allow-unprivileged-fuse-mounts.patch
unprivileged-mounts-propagation-inherit-owner-from-parent.patch
unprivileged-mounts-add-no-submounts-flag.patch
r-o-bind-mounts-elevate-write-count-for-do_utimes-touch-command-causes-oops.patch
r-o-bind-mounts-track-number-of-mount-writers.patch
r-o-bind-mounts-honor-r-w-changes-at-do_remount-time.patch
revoke-special-mmap-handling.patch
revoke-core-code.patch
revoke-support-for-ext2-and-ext3.patch
revoke-add-documentation.patch
revoke-wire-up-i386-system-calls.patch
iget-introduce-a-function-to-register-iget-failure.patch
iget-use-iget_failed-in-afs.patch
iget-use-iget_failed-in-gfs2.patch
iget-stop-affs-from-using-iget-and-read_inode-try.patch
iget-stop-autofs-from-using-iget-and-read_inode.patch
iget-stop-befs-from-using-iget-and-read_inode-try.patch
iget-stop-bfs-from-using-iget-and-read_inode-try.patch
iget-stop-cifs-from-using-iget-and-read_inode-try.patch
iget-stop-efs-from-using-iget-and-read_inode-try.patch
iget-stop-ext2-from-using-iget-and-read_inode-try.patch
iget-stop-ext3-from-using-iget-and-read_inode-try.patch
iget-stop-ext4-from-using-iget-and-read_inode-try.patch
iget-stop-fat-from-using-iget-and-read_inode-try.patch
iget-stop-freevxfs-from-using-iget-and-read_inode.patch
iget-stop-freevxfs-from-using-iget-and-read_inode-checkpatch-fixes.patch
iget-stop-fuse-from-using-iget-and-read_inode-try.patch
iget-stop-hfsplus-from-using-iget-and-read_inode.patch
iget-stop-isofs-from-using-read_inode.patch
iget-stop-jffs2-from-using-iget-and-read_inode.patch
iget-stop-jfs-from-using-iget-and-read_inode-try.patch
iget-stop-the-minix-filesystem-from-using-iget-and.patch
iget-stop-procfs-from-using-iget-and-read_inode.patch
iget-stop-qnx4-from-using-iget-and-read_inode-try.patch
iget-stop-romfs-from-using-iget-and-read_inode.patch
iget-stop-the-sysv-filesystem-from-using-iget-and.patch
iget-stop-the-sysv-filesystem-from-using-iget-and-checkpatch-fixes.patch
iget-stop-ufs-from-using-iget-and-read_inode-try.patch
iget-stop-openpromfs-from-using-iget-and.patch
iget-stop-hostfs-from-using-iget-and-read_inode.patch
iget-stop-hppfs-from-using-iget-and-read_inode.patch
iget-remove-iget-and-the-read_inode-super-op-as.patch
dont-touch-fs_struct-in-drivers.patch
dont-touch-fs_struct-in-usermodehelper.patch
remove-path_release_on_umount.patch
move-struct-path-into-its-own-header.patch
embed-a-struct-path-into-struct-nameidata-instead-of-nd-dentrymnt.patch
introduce-path_put.patch
use-path_put-in-a-few-places-instead-of-mntdput.patch
introduce-path_get.patch
use-struct-path-in-fs_struct.patch
make-set_fs_rootpwd-take-a-struct-path.patch
introduce-path_get-unionfs.patch
embed-a-struct-path-into-struct-nameidata-instead-of-nd-dentrymnt-unionfs.patch
introduce-path_put-unionfs.patch
use-struct-path-in-struct-svc_expkey.patch
d_path-make-seq_path-use-a-struct-path-argument.patch
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