[PATCH v3] examples/flow_filtering: fix wrong comment

[Joyce Kong]

The 'IPv4' in the comment is to mark the code
snippet, while it made some confusion. Then
removing 'IPv4' description will be clearer.

Fixes: 9a212dc06c7a ("doc: use code snippets in sample app guides")
Cc: stable at dpdk.org

Signed-off-by: Joyce Kong <joyce.kong at arm.com>
Reviewed-by: Ruifeng Wang <ruifeng.wang at arm.com>
Reviewed-by: Conor Walsh <conor.walsh at intel.com>
---
 doc/guides/sample_app_ug/flow_filtering.rst | 2 +-
 examples/flow_filtering/flow_blocks.c       | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/doc/guides/sample_app_ug/flow_filtering.rst b/doc/guides/sample_app_ug/flow_filtering.rst
index 11da9148ca..8cac2f8a8f 100644
--- a/doc/guides/sample_app_ug/flow_filtering.rst
+++ b/doc/guides/sample_app_ug/flow_filtering.rst
@@ -224,7 +224,7 @@ Setting the first level of the pattern ETH:
 
 .. literalinclude:: ../../../examples/flow_filtering/flow_blocks.c
     :language: c
-    :start-after: IPv4 we set this level to allow all. 8<
+    :start-after: Set this level to allow all. 8<
     :end-before: >8 End of setting the first level of the pattern.
     :dedent: 1
 
diff --git a/examples/flow_filtering/flow_blocks.c b/examples/flow_filtering/flow_blocks.c
index 3251ed9f8f..f368e6124d 100644
--- a/examples/flow_filtering/flow_blocks.c
+++ b/examples/flow_filtering/flow_blocks.c
@@ -75,7 +75,7 @@ generate_ipv4_flow(uint16_t port_id, uint16_t rx_q,
 	 * ipv4 we set this level to allow all.
 	 */
 
-	/* IPv4 we set this level to allow all. 8< */
+	/* Set this level to allow all. 8< */
 	pattern[0].type = RTE_FLOW_ITEM_TYPE_ETH;
 	/* >8 End of setting the first level of the pattern. */
 
-- 
2.17.1