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| author | Daniel Stenberg <daniel@haxx.se> | 2015-05-22 15:17:16 +0200 |
|---|---|---|
| committer | Daniel Stenberg <daniel@haxx.se> | 2015-05-22 15:17:16 +0200 |
| commit | 84d811f6af15f9e3ce39f8603e6a2dacf7cdbcba (patch) | |
| tree | 19aed15ab80586c06e7fe728b7d95b674fd98142 | |
| parent | d04bab8873e45a59d71e146409035ba151bc877a (diff) | |
http2: on_frame_recv: return early on stream 0
Coverity CID 1299426 warned about possible NULL dereference otherwise,
but that would only ever happen if we get invalid HTTP/2 data with
frames for stream 0. Avoid this risk by returning early when stream 0 is
used.
| -rw-r--r-- | lib/http2.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/http2.c b/lib/http2.c index 931824295..a56535471 100644 --- a/lib/http2.c +++ b/lib/http2.c @@ -235,6 +235,9 @@ static int on_frame_recv(nghttp2_session *session, const nghttp2_frame *frame, } stream = data_s->req.protop; } + else + /* we do nothing on stream zero */ + return 0; switch(frame->hd.type) { case NGHTTP2_DATA: |