ssh-libssh: remove unused variable

sock was only used to be assigned to fd_read.

Closes https://github.com/curl/curl/pull/3873

diff --git a/lib/ssh-libssh.c b/lib/ssh-libssh.c
index f27d6f7cf5b4e3ead662ab4b731b364a6a1d4e59..9bc092390871dc940b521ca2d93c633606844c27 100644 (file)
--- a/lib/ssh-libssh.c
+++ b/lib/ssh-libssh.c
@@ -2012,9 +2012,7 @@ static CURLcode myssh_block_statemach(struct connectdata *conn,
     }
 
     if(!result && block) {
-      curl_socket_t sock = conn->sock[FIRSTSOCKET];
-      curl_socket_t fd_read = CURL_SOCKET_BAD;
-      fd_read = sock;
+      curl_socket_t fd_read = conn->sock[FIRSTSOCKET];
       /* wait for the socket to become ready */
       (void) Curl_socket_check(fd_read, CURL_SOCKET_BAD,
                                CURL_SOCKET_BAD, left > 1000 ? 1000 : left);