From 027d9601ebbb5c6d8128de0038a7bfe12430b8bf Mon Sep 17 00:00:00 2001
From: Olaf Bergmann <bergmann@tzi.org>
Date: Fri, 3 Nov 2017 13:54:07 +0100
Subject: [PATCH] net.c: always initialize bytes_read

In CID 1459612, Coverity scan has complained about uninitialized use
of the variable bytes_read. Although this is a false positive here,
it seems to be more safe to always initialize bytes_read.
---
 src/net.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/net.c b/src/net.c
index 2085adc4..4b3f6269 100644
--- a/src/net.c
+++ b/src/net.c
@@ -1099,7 +1099,7 @@ coap_read_session(coap_context_t *ctx, coap_session_t *session, coap_tick_t now)
       coap_handle_dgram_for_proto(ctx, session, packet);
     }
   } else {
-    ssize_t bytes_read;
+    ssize_t bytes_read = 0;
     const uint8_t *p;
     int retry;
     /* adjust for LWIP */