http: buf_fifo_get_segs minor fix

validate segs vector to (_n_segs - 1)

Type: fix

Change-Id: I721cc438e4c9610760a1f40b6355834bbd389b20
Signed-off-by: Matus Fabian <[email protected]>
(cherry picked from commit 778de83dcbaccf3757afa9f4e03c496eaea70b2e)

diff --git a/src/plugins/http/http_buffer.c b/src/plugins/http/http_buffer.c
index bc1b8c0..909aa53 100644 (file)
--- a/src/plugins/http/http_buffer.c
+++ b/src/plugins/http/http_buffer.c
@@ -67,7 +67,7 @@ buf_fifo_get_segs (http_buffer_t *hb, u32 max_len, u32 *n_segs)
 
   max_len = clib_min (bf->len - bf->offset, (u64) max_len);
 
-  vec_validate (bf->segs, _n_segs);
+  vec_validate (bf->segs, _n_segs - 1);
 
   len = svm_fifo_segments (bf->src, 0, bf->segs, &_n_segs, max_len);
   if (len < 0)