Hi guys,
Would you please consider this patch for inclusion into upstream? It looks
more than reasonable to me, at least.
/* Steinar */
On Thu, Apr 17, 2008 at 04:09:28PM -0400, Joey Hess wrote:
> Hmm, nmudiff did not send in the patch I expected. Here is a
> corrected/tested one.
>
> --
> see shy jo
> diff -ur foo/nfs-utils-1.1.2/debian/changelog nfs-utils-1.1.2/debian/changelog
> --- foo/nfs-utils-1.1.2/debian/changelog 2008-04-17 16:06:27.000000000
> -0400
> +++ nfs-utils-1.1.2/debian/changelog 2008-04-17 15:33:41.000000000 -0400
> @@ -1,3 +1,10 @@
> +nfs-utils (1:1.1.2-2.1) UNRELEASED; urgency=low
> +
> + * Avoid writing to or fchmodding /etc/mtab if it is a symlink.
> + Closes: #476577
> +
> + -- Joey Hess <[EMAIL PROTECTED]> Thu, 17 Apr 2008 15:30:49 -0400
> +
> nfs-utils (1:1.1.2-2) unstable; urgency=low
>
> * Remove ${misc:Depends} from binary variables -- it is not used, and not
> diff -ur foo/nfs-utils-1.1.2/utils/mount/fstab.c
> nfs-utils-1.1.2/utils/mount/fstab.c
> --- foo/nfs-utils-1.1.2/utils/mount/fstab.c 2008-03-14 11:46:29.000000000
> -0400
> +++ nfs-utils-1.1.2/utils/mount/fstab.c 2008-04-17 15:40:01.000000000
> -0400
> @@ -52,7 +52,7 @@
> return var_mtab_does_not_exist;
> }
>
> -static int
> +int
> mtab_is_a_symlink(void) {
> get_mtab_info();
> return var_mtab_is_a_symlink;
> diff -ur foo/nfs-utils-1.1.2/utils/mount/fstab.h
> nfs-utils-1.1.2/utils/mount/fstab.h
> --- foo/nfs-utils-1.1.2/utils/mount/fstab.h 2008-03-14 11:46:29.000000000
> -0400
> +++ nfs-utils-1.1.2/utils/mount/fstab.h 2008-04-17 15:38:30.000000000
> -0400
> @@ -7,6 +7,7 @@
> #define _PATH_FSTAB "/etc/fstab"
> #endif
>
> +int mtab_is_a_symlink(void);
> int mtab_is_writable(void);
> int mtab_does_not_exist(void);
>
> diff -ur foo/nfs-utils-1.1.2/utils/mount/mount.c
> nfs-utils-1.1.2/utils/mount/mount.c
> --- foo/nfs-utils-1.1.2/utils/mount/mount.c 2008-03-14 11:46:29.000000000
> -0400
> +++ nfs-utils-1.1.2/utils/mount/mount.c 2008-04-17 15:39:34.000000000
> -0400
> @@ -257,6 +257,13 @@
> return EX_SUCCESS;
> }
>
> + /* Avoid writing if the mtab is a symlink to /proc/mounts, since
> + that would create a file /proc/mounts in case the proc filesystem
> + is not mounted, and the fchmod below would also fail. */
> + if (mtab_is_a_symlink()) {
> + return EX_SUCCESS;
> + }
> +
> lock_mtab();
>
> mtab = nfs_setmntent(MOUNTED, "a+");
--
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