linux-kernel - [PATCH] lib/assoc_array: annotate implicit fall through

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Date:   Mon, 14 Jan 2019 21:24:54 +0100
From:   Mathieu Malaterre <malat@...ian.org>
To:     David Howells <dhowells@...hat.com>
Cc:     Mathieu Malaterre <malat@...ian.org>, linux-kernel@...r.kernel.org
Subject: [PATCH] lib/assoc_array: annotate implicit fall through

There is a plan to build the kernel with -Wimplicit-fallthrough and
this place in the code produced a warning (W=1).

This commit remove the following warning:

  lib/assoc_array.c:1110:3: warning: this statement may fall through [-Wimplicit-fallthrough=]

Signed-off-by: Mathieu Malaterre <malat@...ian.org>
---
 lib/assoc_array.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/assoc_array.c b/lib/assoc_array.c
index c6659cb37033..0b61d3b77e5c 100644
--- a/lib/assoc_array.c
+++ b/lib/assoc_array.c
@@ -1115,6 +1115,7 @@ struct assoc_array_edit *assoc_array_delete(struct assoc_array *array,
 						index_key))
 				goto found_leaf;
 		}
+		/* fall through */
 	case assoc_array_walk_tree_empty:
 	case assoc_array_walk_found_wrong_shortcut:
 	default:
-- 
2.19.2