linux-kernel - [PATCH 5.10 05/26] net: kcov: dont select SKB

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Message-Id: <20210910122916.426335728@linuxfoundation.org>
Date:   Fri, 10 Sep 2021 14:30:09 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Randy Dunlap <rdunlap@...radead.org>,
        Aleksandr Nogikh <nogikh@...gle.com>,
        Willem de Bruijn <willemb@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>
Subject: [PATCH 5.10 05/26] net: kcov: dont select SKB_EXTENSIONS when there is no NET

From: Randy Dunlap <rdunlap@...radead.org>

commit 85ce50d337d10a6fd328fa70b0a15543bf5c0f64 upstream.

Fix kconfig warning when CONFIG_NET is not set/enabled:

WARNING: unmet direct dependencies detected for SKB_EXTENSIONS
  Depends on [n]: NET [=n]
  Selected by [y]:
  - KCOV [=y] && ARCH_HAS_KCOV [=y] && (CC_HAS_SANCOV_TRACE_PC [=y] || GCC_PLUGINS [=n])

Fixes: 6370cc3bbd8a ("net: add kcov handle to skb extensions")
Signed-off-by: Randy Dunlap <rdunlap@...radead.org>
Cc: Aleksandr Nogikh <nogikh@...gle.com>
Cc: Willem de Bruijn <willemb@...gle.com>
Link: https://lore.kernel.org/r/20201110175746.11437-1-rdunlap@infradead.org
Signed-off-by: Jakub Kicinski <kuba@...nel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 lib/Kconfig.debug |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -1869,7 +1869,7 @@ config KCOV
 	depends on CC_HAS_SANCOV_TRACE_PC || GCC_PLUGINS
 	select DEBUG_FS
 	select GCC_PLUGIN_SANCOV if !CC_HAS_SANCOV_TRACE_PC
-	select SKB_EXTENSIONS
+	select SKB_EXTENSIONS if NET
 	help
 	  KCOV exposes kernel code coverage information in a form suitable
 	  for coverage-guided fuzzing (randomized testing).