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vcl: avoid multiple reads on peek
05/32605/5
author
Florin Coras
<fcoras@cisco.com>
Fri, 4 Jun 2021 23:28:18 +0000
(16:28 -0700)
committer
Dave Barach
<openvpp@barachs.net>
Mon, 7 Jun 2021 15:24:21 +0000
(15:24 +0000)
Only try once and return what was found.
Type: fix
Signed-off-by: Florin Coras <fcoras@cisco.com>
Change-Id: I50b1d26babf1b7431d36f6b7472a1fb01475bb35
src/vcl/vppcom.c
patch
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diff --git
a/src/vcl/vppcom.c
b/src/vcl/vppcom.c
index
e98f9b7
..
4c77b0b
100644
(file)
--- a/
src/vcl/vppcom.c
+++ b/
src/vcl/vppcom.c
@@
-1987,6
+1987,10
@@
read_again:
rv = app_recv_stream_raw (rx_fifo, buf, n, 0, peek);
ASSERT (rv >= 0);
+
+ if (peek)
+ return rv;
+
n_read += rv;
if (svm_fifo_is_empty_cons (rx_fifo))