msg/simple/Pipe: eliminating casts for the comparing of len and recv_max_prefetch

Signed-off-by: zhang.zezhu <zhang.zezhu@zte.com.cn>

diff --git a/src/msg/simple/Pipe.cc b/src/msg/simple/Pipe.cc
index 835868a3685161c78ad6931c79c1bed4d63ebf14..e00965eba10f49a71605ce40ba0bae8add55efc1 100644 (file)
--- a/src/msg/simple/Pipe.cc
+++ b/src/msg/simple/Pipe.cc
@@ -2554,7 +2554,7 @@ ssize_t Pipe::buffered_recv(char *buf, size_t len, int flags)
 
   /* nothing left in the prefetch buffer */
 
-  if (len > (size_t)recv_max_prefetch) {
+  if (len > recv_max_prefetch) {
     /* this was a large read, we don't prefetch for these */
     ssize_t ret = do_recv(buf, left, flags );
     if (ret < 0) {