X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=program%2Fsrc%2Frrd_graph.c;fp=program%2Fsrc%2Frrd_graph.c;h=5b185956c44340275b5b2c4c62697f08d29e163d;hb=d318e85baadebf63310d0c99fbb3ee2a0dca921d;hp=2db9eea32970cd42e4bae824eedeaec4ee16b588;hpb=5eebccf9dfdbd9afcb66f7f43214fdab9b4d1cdc;p=rrdtool-all.git

diff --git a/program/src/rrd_graph.c b/program/src/rrd_graph.c
index 2db9eea3..5b185956 100644
--- a/program/src/rrd_graph.c
+++ b/program/src/rrd_graph.c
@@ -1343,6 +1343,8 @@ time_t find_first_time(
     struct tm tm;
 
     localtime_r(&start, &tm);
+    /* let mktime figure this dst on its own */
+    tm.tm_isdst = -1;
 
     switch (baseint) {
     case TMT_SECOND:
@@ -1411,6 +1413,8 @@ time_t find_next_time(
     time_t    madetime;
 
     localtime_r(&current, &tm);
+    /* let mktime figure this dst on its own */
+    tm.tm_isdst = -1;
 
     do {
         switch (baseint) {