-diff --git a/modules/affile/file-reader.c b/modules/affile/file-reader.c
-index 712bac5c91a..203c2086d35 100644
---- a/modules/affile/file-reader.c
-+++ b/modules/affile/file-reader.c
-@@ -163,10 +163,26 @@ _recover_state(LogPipe *s, GlobalConfig *cfg, LogProtoServer *proto)
- }
-
- static gboolean
--_can_check_eof(gint fd)
-+_can_check_eof(FileReader *self, gint fd)
- {
- struct stat st;
-- return fstat(fd, &st) == 0 && S_ISFIFO(st.st_mode) == 0;
-+
-+ if (fstat(fd, &st) == -1 || S_ISFIFO(st.st_mode) || S_ISSOCK(st.st_mode) || S_ISCHR(st.st_mode))
-+ return FALSE;
-+
-+ off_t pos = lseek(fd, 0, SEEK_CUR);
-+ if (pos == -1)
-+ return FALSE;
-+
-+ off_t reset = lseek(fd, pos, SEEK_SET);
-+ if (reset != pos)
-+ {
-+ msg_trace("File seek pos is different after testing if seekable",
-+ evt_tag_str("follow_filename", self->filename->str),
-+ evt_tag_int("fn", fd));
-+ }
-+
-+ return TRUE;
- }
-
- static gboolean
-@@ -263,7 +279,7 @@ _construct_poll_events(FileReader *self, gint fd)
- return NULL;
- }
-
-- if (_can_check_eof(fd))
-+ if (_can_check_eof(self, fd))
- poll_events_set_checker(poll_events, _reader_check_watches, self);
-
- return poll_events;
TLD / packages / syslog-ng.git / commitdiff