tuxwetter.c: fix possible format overflow

diff --git a/tuxwetter.c b/tuxwetter.c
index 413c89209812bce9f7f7db11a7d4513c711fec8c..60e73cd61e07e64618f9dccbfb6737fe54732fd8 100644 (file)
--- a/tuxwetter.c
+++ b/tuxwetter.c
@@ -527,7 +527,7 @@ struct tm *tltime;
                                        fcnt++;
                                        tptr++;
                                }
-                               sprintf(fstr,"%%0%dd",fcnt);
+                               snprintf(fstr, sizeof(fstr), "%%0%dd", fcnt);
                                switch(*cptr)
                                {
                                        case 'Y':