X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=src%2Frrd_open.c;h=03cc5b9a1bdf09299d71f60bea509e62da68a97b;hb=e93e7c0658f76edf7cf83dca3cd076df97f5d655;hp=d09f640daa681c1f2075e4481a54ff6f1b1fc8dd;hpb=f01e70ccd0b9bf66255e494fabfb1787c7c7d930;p=rrdtool.git

diff --git a/src/rrd_open.c b/src/rrd_open.c
index d09f640..03cc5b9 100644
--- a/src/rrd_open.c
+++ b/src/rrd_open.c
@@ -216,7 +216,10 @@ rrd_file_t *rrd_open(
     } else {
         rrd_file->file_len = newfile_size;
         lseek(rrd_simple_file->fd, newfile_size - 1, SEEK_SET);
-        write(rrd_simple_file->fd, "\0", 1);   /* poke */
+        if ( write(rrd_simple_file->fd, "\0", 1) == -1){    /* poke */
+            rrd_set_error("write '%s': %s", file_name, rrd_strerror(errno));
+            goto out_close;
+        }
         lseek(rrd_simple_file->fd, 0, SEEK_SET);
     }
 #ifdef HAVE_POSIX_FADVISE