aquire_terminal(): fix uninitialized variable

./src/shared/util.c:2457:45: warning: 'r' may be used uninitialized in this function [-Wmaybe-uninitialized]

diff --git a/src/shared/util.c b/src/shared/util.c
index 845b4bf8241cf427678dc0d576bbc5bf97431c1c..cef6dbb732f48201c3c26fc21e2804dfd24e6c56 100644 (file)
--- a/src/shared/util.c
+++ b/src/shared/util.c
@@ -2385,7 +2385,7 @@ int acquire_terminal(
                 bool ignore_tiocstty_eperm,
                 usec_t timeout) {
 
                 bool ignore_tiocstty_eperm,
                 usec_t timeout) {
 

-        int fd = -1, notify = -1, r, wd = -1;
+        int fd = -1, notify = -1, r = 0, wd = -1;

         usec_t ts = 0;
         struct sigaction sa_old, sa_new;
 
         usec_t ts = 0;
         struct sigaction sa_old, sa_new;