doc: fix function name in flow filtering app guide

This patch fixes a typo in flow_filtering.rst. There is no
method named generate_ipv4_rule in DPDK, it should be generate_ipv4_flow.

Signed-off-by: Rami Rosen <ramirose@gmail.com>

diff --git a/doc/guides/sample_app_ug/flow_filtering.rst b/doc/guides/sample_app_ug/flow_filtering.rst
index 0d6fe2b..840d557 100644 (file)
--- a/doc/guides/sample_app_ug/flow_filtering.rst
+++ b/doc/guides/sample_app_ug/flow_filtering.rst
@@ -367,7 +367,7 @@ The forwarding loop can be interrupted and the application closed using
 The generate_ipv4_flow function
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
-The generate_ipv4_rule function is responsible for creating the flow rule.
+The generate_ipv4_flow function is responsible for creating the flow rule.
 This function is located in the ``flow_blocks.c`` file.
 
 .. code-block:: c