Adding d/p/19_check_disk_fs_usage from upstream

debian/patches/19_check_disk_fs_usage

@@ -0,0 +1,46 @@
+From dd249c5d4bbce1c1250322dab8c8d0d69b0dca34 Mon Sep 17 00:00:00 2001
+From: christian-2 <49752982+christian-2@users.noreply.github.com>
+Date: Tue, 13 Dec 2022 23:48:36 +0100
+Subject: [PATCH] check_disk: Find accessible mount path if multiple are
+ available (#1820)
+
+* fixes #1819
+* mount entries also have to be accessible according to get_fs_usage()
+---
+ lib/utils_disk.c | 6 ++++++
+ 1 file changed, 6 insertions(+)
+
+diff --git a/lib/utils_disk.c b/lib/utils_disk.c
+index c7c9126e4..4f16068a7 100644
+--- a/lib/utils_disk.c
++++ b/lib/utils_disk.c
+@@ -28,6 +28,7 @@
+ 
+ #include "common.h"
+ #include "utils_disk.h"
++#include "gl/fsusage.h"
+ 
+ void
+ np_add_name (struct name_list **list, const char *name)
+@@ -127,9 +128,12 @@ np_set_best_match(struct parameter_list *desired, struct mount_entry *mount_list
+       size_t name_len = strlen(d->name);
+       size_t best_match_len = 0;
+       struct mount_entry *best_match = NULL;
++      struct fs_usage fsp;
+ 
+       /* set best match if path name exactly matches a mounted device name */
+       for (me = mount_list; me; me = me->me_next) {
++	if (get_fs_usage(me->me_mountdir, me->me_devname, &fsp) < 0)
++	  continue; /* skip if permissions do not suffice for accessing device */
+         if (strcmp(me->me_devname, d->name)==0)
+           best_match = me;
+       }
+@@ -137,6 +141,8 @@ np_set_best_match(struct parameter_list *desired, struct mount_entry *mount_list
+       /* set best match by directory name if no match was found by devname */
+       if (! best_match) {
+         for (me = mount_list; me; me = me->me_next) {
++	  if (get_fs_usage(me->me_mountdir, me->me_devname, &fsp) < 0)
++	    continue; /* skip if permissions do not suffice for accessing device */
+           size_t len = strlen (me->me_mountdir);
+           if ((exact == FALSE && (best_match_len <= len && len <= name_len &&
+              (len == 1 || strncmp (me->me_mountdir, d->name, len) == 0)))

debian/patches/series

@@ -7,3 +7,4 @@
 16_check_pgsql_dbname_too_strict
 17_check_curl_detect_ipv6
 18_check_icmp_help
+19_check_disk_fs_usage