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-rw-r--r--src/util/buffer.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/util/buffer.c b/src/util/buffer.c
index 8efb3e284..dabf630c7 100644
--- a/src/util/buffer.c
+++ b/src/util/buffer.c
@@ -56,6 +56,8 @@ GNUNET_buffer_ensure_remaining (struct GNUNET_Buffer *buf,
56{ 56{
57 size_t new_capacity = buf->position + n; 57 size_t new_capacity = buf->position + n;
58 58
59 /* guard against overflow */
60 GNUNET_assert (new_capacity >= buf->position);
59 if (new_capacity <= buf->capacity) 61 if (new_capacity <= buf->capacity)
60 return; 62 return;
61 /* warn if calculation of expected size was wrong */ 63 /* warn if calculation of expected size was wrong */