diff options
Diffstat (limited to 'meta/recipes-core/systemd/systemd/0023-resolvconf-fixes-for-the-compatibility-interface.patch')
-rw-r--r-- | meta/recipes-core/systemd/systemd/0023-resolvconf-fixes-for-the-compatibility-interface.patch | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/meta/recipes-core/systemd/systemd/0023-resolvconf-fixes-for-the-compatibility-interface.patch b/meta/recipes-core/systemd/systemd/0023-resolvconf-fixes-for-the-compatibility-interface.patch new file mode 100644 index 0000000000..2f3e776aa0 --- /dev/null +++ b/meta/recipes-core/systemd/systemd/0023-resolvconf-fixes-for-the-compatibility-interface.patch @@ -0,0 +1,58 @@ +systemd-239: fixes for the compatibility interface + +[No upstream tracking] -- https://github.com/systemd/systemd/issues/9423 + +resolvconf-compat: use compat_main() when called as `resolvconf`, +since the interface is closer to that of `systemd-resolve`. + +Use a heap allocated string to set arg_ifname, since a stack allocated +one would be lost after the function returns. (This last one broke the +case where an interface name was suffixed with a dot, such as in +`resolvconf -a tap0.dhcp`.) + +Tested: + $ build/resolvconf -a nonexistent.abc </etc/resolv.conf + Unknown interface 'nonexistent': No such device + +Upstream-Status: Backport [https://github.com/systemd/systemd/commit/5a01b3f35d7b6182c78b6973db8d99bdabd4f9c3] +bug: 9423 +Signed-off-by: Simon Ausserlechner <simon.ausserlechner@siemens.com> + +diff --git a/src/resolve/resolvconf-compat.c b/src/resolve/resolvconf-compat.c +index d7e68003e..072345894 100644 +--- a/src/resolve/resolvconf-compat.c ++++ b/src/resolve/resolvconf-compat.c +@@ -53,6 +53,8 @@ static int parse_nameserver(const char *string) { + + if (strv_push(&arg_set_dns, word) < 0) + return log_oom(); ++ ++ word = NULL; + } + + return 0; +@@ -202,7 +204,7 @@ int resolvconf_parse_argv(int argc, char *argv[]) { + + dot = strchr(argv[optind], '.'); + if (dot) { +- iface = strndupa(argv[optind], dot - argv[optind]); ++ iface = strndup(argv[optind], dot - argv[optind]); + log_debug("Ignoring protocol specifier '%s'.", dot + 1); + } else + iface = argv[optind]; +diff --git a/src/resolve/resolvectl.c b/src/resolve/resolvectl.c +index e96c13fea..e9e395e3e 100644 +--- a/src/resolve/resolvectl.c ++++ b/src/resolve/resolvectl.c +@@ -3092,7 +3092,7 @@ int main(int argc, char **argv) { + goto finish; + } + +- if (streq(program_invocation_short_name, "systemd-resolve")) ++ if (STR_IN_SET(program_invocation_short_name, "systemd-resolve", "resolvconf")) + r = compat_main(argc, argv, bus); + else + r = native_main(argc, argv, bus); +-- +2.11.0 + |