README: add a Fossies codespell badge

I keep forgetting where the report is. Hopefully the badge will
make it easier to find it. I also fixed several typos codespell
found along the way.

3 files changed, 5 insertions, 4 deletions

diff --git a/README.md b/README.md
index 8e72fbc2be..f4ab897d92 100644
--- a/README.md
+++ b/README.md
@@ -14,6 +14,7 @@ System and Service Manager
 [![Language Grade: C/C++](https://img.shields.io/lgtm/grade/cpp/g/systemd/systemd.svg?logo=lgtm&logoWidth=18)](https://lgtm.com/projects/g/systemd/systemd/context:cpp)<br/>
 [![CentOS CI Build Status](https://ci.centos.org/buildStatus/icon?job=systemd-pr-build)](https://ci.centos.org/job/systemd-pr-build/)<br/>
 [![Build Status](https://dev.azure.com/evvers/systemd-systemd/_apis/build/status/systemd.systemd?branchName=master)](https://dev.azure.com/evvers/systemd-systemd/_build/latest?definitionId=1&branchName=master)<br/>
+[![Fossies codespell report](https://fossies.org/linux/test/systemd-master.tar.gz/codespell.svg)](https://fossies.org/linux/test/systemd-master.tar.gz/codespell.html)</br>
 [![Packaging status](https://repology.org/badge/tiny-repos/systemd.svg)](https://repology.org/project/systemd/versions)
 
 ## Details
diff --git a/src/core/main.c b/src/core/main.c
index 5dda164fef..32b963d4a4 100644
--- a/src/core/main.c
+++ b/src/core/main.c
@@ -517,7 +517,7 @@ static int parse_proc_cmdline_item(const char *key, const char *value, void *dat
         } else if (!value) {
                 const char *target;
 
-                /* Compatible with SysV, but supported independently even if SysV compatiblity is disabled. */
+                /* Compatible with SysV, but supported independently even if SysV compatibility is disabled. */
                 target = runlevel_to_target(key);
                 if (target)
                         return free_and_strdup_warn(&arg_default_unit, target);
diff --git a/src/network/networkd-dhcp6.c b/src/network/networkd-dhcp6.c
index d0972f3593..6d1496306c 100644
--- a/src/network/networkd-dhcp6.c
+++ b/src/network/networkd-dhcp6.c
@@ -424,7 +424,7 @@ static int dhcp6_lease_pd_prefix_acquired(sd_dhcp6_client *client, Link *link) {
                  *    order. Prefixes that were previously already allocated to another
                  *    link will be skipped.
 
-                 * If a subnet id request couldn't be fullfilled the failure will be logged (as error)
+                 * If a subnet id request couldn't be fulfilled the failure will be logged (as error)
                  * and no further attempts at obtaining a prefix will be made.
 
                  * The assignment has to be split in two phases since subnet id
@@ -442,7 +442,7 @@ static int dhcp6_lease_pd_prefix_acquired(sd_dhcp6_client *client, Link *link) {
 
                 /* if r == -EAGAIN then the allocation failed because we ran
                  * out of addresses for the preferred subnet id's. This doesn't
-                 * mean we can't fullfill other prefix requests.
+                 * mean we can't fulfill other prefix requests.
                  *
                  * Since we do not have dedicated lists of links that request
                  * specific subnet id's and those that accept any prefix we
@@ -458,7 +458,7 @@ static int dhcp6_lease_pd_prefix_acquired(sd_dhcp6_client *client, Link *link) {
                         return r;
 
                 /* If the prefix distribution did return -EAGAIN we will try to
-                 * fullfill those with the next available pd delegated prefix. */
+                 * fulfill those with the next available pd delegated prefix. */
         }
 
         return 0;