systemd: fix compiler warning about uninitialized variable

  make[4]: Entering directory './NetworkManager/src'
    CC       libsystemd_nm_la-util.lo
  systemd/src/basic/util.c: In function 'cunescape_length_with_prefix':
  systemd/src/basic/util.c:1271:30: error: 'u' may be used uninitialized in this function [-Werror=maybe-uninitialized]
                           t += utf8_encode_unichar(t, u);
                                ^
  systemd/src/basic/util.c:1230:26: note: 'u' was declared here
                   uint32_t u;
                            ^

1 files changed, 1 insertions, 1 deletions

diff --git a/src/systemd/src/basic/util.c b/src/systemd/src/basic/util.c
index 8fe59574f8..6b07face07 100644
--- a/src/systemd/src/basic/util.c
+++ b/src/systemd/src/basic/util.c
@@ -1227,7 +1227,7 @@ int cunescape_length_with_prefix(const char *s, size_t length, const char *prefi
 
         for (f = s, t = r + pl; f < s + length; f++) {
                 size_t remaining;
-                uint32_t u;
+                uint32_t u = 0;
                 char c;
                 int k;