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net/tcp/tcp_timer.c: Remove redundant assignments

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Found by clang-check:

tcp/tcp_timer.c:185:15: warning: Value stored to 'result' is never read
              result = tcp_callback(dev, conn, TCP_TIMEDOUT);
              ^        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
tcp/tcp_timer.c:264:23: warning: Value stored to 'result' is never read
                      result = tcp_callback(dev, listener, TCP_TIMEDOUT);
                      ^        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
tcp/tcp_timer.c:300:19: warning: Value stored to 'result' is never read
                  result = tcp_callback(dev, conn, TCP_TIMEDOUT);
                  ^        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
3 warnings generated.
This commit is contained in:
YAMAMOTO Takashi 2020-08-04 10:09:33 +09:00 committed by Xiang Xiao
parent 16cd363cb0
commit 4f7745ae1c
1 changed files with 3 additions and 3 deletions
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6
net/tcp/tcp_timer.c
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@ -182,7 +182,7 @@ void tcp_timer(FAR struct net_driver_s *dev, FAR struct tcp_conn_s *conn,
/* Notify upper layers about the timeout */ /* Notify upper layers about the timeout */
result = tcp_callback(dev, conn, TCP_TIMEDOUT); tcp_callback(dev, conn, TCP_TIMEDOUT);
ninfo("TCP state: TCP_CLOSED\n"); ninfo("TCP state: TCP_CLOSED\n");
} }
@ -261,7 +261,7 @@ void tcp_timer(FAR struct net_driver_s *dev, FAR struct tcp_conn_s *conn,
* connection has timed out. * connection has timed out.
*/ */
result = tcp_callback(dev, listener, TCP_TIMEDOUT); tcp_callback(dev, listener, TCP_TIMEDOUT);
} }
/* We also send a reset packet to the remote host. */ /* We also send a reset packet to the remote host. */
@ -297,7 +297,7 @@ void tcp_timer(FAR struct net_driver_s *dev, FAR struct tcp_conn_s *conn,
* timed out. * timed out.
*/ */
result = tcp_callback(dev, conn, TCP_TIMEDOUT); tcp_callback(dev, conn, TCP_TIMEDOUT);
/* We also send a reset packet to the remote host. */ /* We also send a reset packet to the remote host. */