hostname: keep dots in hostname

diff --git a/src/hostname-setup.c b/src/hostname-setup.c
index 3b988d4c8b68dfdad2c25c545d736e0adb4b470a..e9f722e622a0f3b7bf644f33917542bed48ee3c4 100644 (file)
--- a/src/hostname-setup.c
+++ b/src/hostname-setup.c
@@ -52,7 +52,8 @@ static char* strip_bad_chars(char *s) {
                     (*p >= 'A' && *p <= 'Z') ||
                     (*p >= '0' && *p <= '9') ||
                     *p == '-' ||
-                    *p == '_')
+                    *p == '_' ||
+                    *p == '.')
                         *(d++) = *p;
 
         *d = 0;