void-packages/srcpkgs/nfs-utils/patches/nfs-utils-1.1.4-mtab-sym.patch
2019-05-15 08:14:20 +02:00

37 lines
895 B
Diff

--- ./utils/mount/fstab.c
+++ ./utils/mount/fstab.c
@@ -57,7 +57,7 @@ mtab_does_not_exist(void) {
return var_mtab_does_not_exist;
}
-static int
+int
mtab_is_a_symlink(void) {
get_mtab_info();
return var_mtab_is_a_symlink;
--- ./utils/mount/fstab.h
+++ ./utils/mount/fstab.h
@@ -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);
void reset_mtab_info(void);
--- ./utils/mount/mount.c
+++ ./utils/mount/mount.c
@@ -204,6 +204,13 @@
int flags;
mntFILE *mfp;
+ /* 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();
mfp = nfs_setmntent (MOUNTED, "a+");