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-rw-r--r--libnetdata/eval/eval.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libnetdata/eval/eval.c b/libnetdata/eval/eval.c
index 236be932b..a1ac4483c 100644
--- a/libnetdata/eval/eval.c
+++ b/libnetdata/eval/eval.c
@@ -384,7 +384,7 @@ static inline void print_parsed_as_constant(BUFFER *out, NETDATA_DOUBLE n) {
}
char b[100+1], *s;
- snprintfz(b, 100, NETDATA_DOUBLE_FORMAT, n);
+ snprintfz(b, sizeof(b) - 1, NETDATA_DOUBLE_FORMAT, n);
s = &b[strlen(b) - 1];
while(s > b && *s == '0') {