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-rw-r--r--strings/dtoa.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/strings/dtoa.c b/strings/dtoa.c
index f3498a7bb1e..c3ab347f94c 100644
--- a/strings/dtoa.c
+++ b/strings/dtoa.c
@@ -1410,7 +1410,7 @@ static double my_strtod_int(const char *s00, char **se, int *error, char *buf, s
else if (nd < 16)
z= 10*z + c - '0';
nd0= nd;
- if (s < end - 1 && c == '.')
+ if (s < end && c == '.')
{
++s;
if (!nd)