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[v2,04/10] SUNRPC: Add an rpc_cmp_addr_port() function

Message ID 1436810493-22806-5-git-send-email-Anna.Schumaker@Netapp.com (mailing list archive)
State New, archived
Headers show

Commit Message

Schumaker, Anna July 13, 2015, 6:01 p.m. UTC 
This function is to help determine if two sockaddrs are really the same
socket.

Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
---
 include/linux/sunrpc/addr.h | 13 +++++++++++++
 1 file changed, 13 insertions(+)
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Patch

diff --git a/include/linux/sunrpc/addr.h b/include/linux/sunrpc/addr.h
index 772faef..9bc3538 100644
--- a/include/linux/sunrpc/addr.h
+++ b/include/linux/sunrpc/addr.h
@@ -131,6 +131,19 @@  static inline bool rpc_cmp_addr(const struct sockaddr *sap1,
 }
 
 /**
+ * rpc_cmp_addr_port - compare the address and port number of two sockaddrs.
+ * @sap1: first sockaddr
+ * @sap2: second sockaddr
+ */
+static inline bool rpc_cmp_addr_port(const struct sockaddr *sap1,
+				     const struct sockaddr *sap2)
+{
+	if (!rpc_cmp_addr(sap1, sap2))
+		return false;
+	return rpc_get_port(sap1) == rpc_get_port(sap2);
+}
+
+/**
  * rpc_copy_addr - copy the address portion of one sockaddr to another
  * @dst: destination sockaddr
  * @src: source sockaddr