From: Florian Forster <[EMAIL PROTECTED]>
Daniel Pocock reported that the argument may be NULL in low-diskspace
situations, so check for that here to prevent a segmentation fault.
---
src/rrd_open.c | 7 +++++++
1 files changed, 7 insertions(+), 0 deletions(-)
diff --git a/src/rrd_open.c b/src/rrd_open.c
index 2796506..f262413 100644
--- a/src/rrd_open.c
+++ b/src/rrd_open.c
@@ -364,6 +364,13 @@ void rrd_dontneed(
unsigned long i;
ssize_t _page_size = sysconf(_SC_PAGESIZE);
+ if (rrd_file == NULL) {
+#if defined DEBUG && DEBUG
+ fprintf (stderr, "rrd_dontneed: Argument 'rrd_file' is NULL.\n");
+#endif
+ return;
+ }
+
#if defined DEBUG && DEBUG > 1
mincore_print(rrd_file, "before");
#endif
--
1.5.6.3
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