usage of deadline conn at Accept() breaks websocket (#19789)

fortunately not wired up to use, however if anyone
enables deadlines for conn then sporadically MinIO
startups fail.

cmd/server-main.go

@@ -103,32 +103,6 @@ var ServerFlags = []cli.Flag{
 		EnvVar: "MINIO_READ_HEADER_TIMEOUT",
 		Hidden: true,
 	},
-	cli.DurationFlag{
-		Name:   "conn-client-read-deadline",
-		Usage:  "custom connection READ deadline for incoming requests",
-		Hidden: true,
-		EnvVar: "MINIO_CONN_CLIENT_READ_DEADLINE",
-	},
-	cli.DurationFlag{
-		Name:   "conn-client-write-deadline",
-		Usage:  "custom connection WRITE deadline for outgoing requests",
-		Hidden: true,
-		EnvVar: "MINIO_CONN_CLIENT_WRITE_DEADLINE",
-	},
-	cli.DurationFlag{
-		Name:   "conn-read-deadline",
-		Usage:  "custom connection READ deadline",
-		Hidden: true,
-		Value:  10 * time.Minute,
-		EnvVar: "MINIO_CONN_READ_DEADLINE",
-	},
-	cli.DurationFlag{
-		Name:   "conn-write-deadline",
-		Usage:  "custom connection WRITE deadline",
-		Hidden: true,
-		Value:  10 * time.Minute,
-		EnvVar: "MINIO_CONN_WRITE_DEADLINE",
-	},
 	cli.DurationFlag{
 		Name:   "conn-user-timeout",
 		Usage:  "custom TCP_USER_TIMEOUT for socket buffers",
@@ -440,12 +414,10 @@ func serverHandleCmdArgs(ctxt serverCtxt) {
 	setGlobalInternodeInterface(ctxt.Interface)
 
 	globalTCPOptions = xhttp.TCPOptions{
-		UserTimeout:        int(ctxt.UserTimeout.Milliseconds()),
-		ClientReadTimeout:  ctxt.ConnClientReadDeadline,
-		ClientWriteTimeout: ctxt.ConnClientWriteDeadline,
-		Interface:          ctxt.Interface,
-		SendBufSize:        ctxt.SendBufSize,
-		RecvBufSize:        ctxt.RecvBufSize,
+		UserTimeout: int(ctxt.UserTimeout.Milliseconds()),
+		Interface:   ctxt.Interface,
+		SendBufSize: ctxt.SendBufSize,
+		RecvBufSize: ctxt.RecvBufSize,
 	}
 
 	// allow transport to be HTTP/1.1 for proxying.