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-rw-r--r--ext/zlib/zlib.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/ext/zlib/zlib.c b/ext/zlib/zlib.c
index 1ed5d06dac..cb8db9b0a9 100644
--- a/ext/zlib/zlib.c
+++ b/ext/zlib/zlib.c
@@ -1171,8 +1171,7 @@ PHP_FUNCTION(deflate_add)
if (ctx->avail_out == 0) {
/* more output buffer space needed; realloc and try again */
/* adding 64 more bytes solved every issue I have seen */
- /* the + 1 is for the string terminator added below */
- out = zend_string_realloc(out, ZSTR_LEN(out) + 64 + 1, 0);
+ out = zend_string_realloc(out, ZSTR_LEN(out) + 64, 0);
ctx->avail_out = 64;
ctx->next_out = (Bytef *) ZSTR_VAL(out) + buffer_used;
}