linux-kernel - [PATCH] modpost: add NOFAIL to strdup call

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Date:   Tue, 15 Oct 2019 09:49:06 +0300
From:   Denis Efremov <efremov@...ux.com>
To:     linux-kbuild@...r.kernel.org
Cc:     Denis Efremov <efremov@...ux.com>,
        Masahiro Yamada <yamada.masahiro@...ionext.com>,
        Michal Marek <michal.lkml@...kovi.net>,
        linux-kernel@...r.kernel.org
Subject: [PATCH] modpost: add NOFAIL to strdup call

Add NOFAIL check for the strdup call, since the function
allocates memory and can return NULL. All strdup calls in
modpost are checked with NOFAIL.

Signed-off-by: Denis Efremov <efremov@...ux.com>
---
 scripts/mod/modpost.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
index 936d3ad23c83..8e8975065cbc 100644
--- a/scripts/mod/modpost.c
+++ b/scripts/mod/modpost.c
@@ -384,7 +384,7 @@ static struct symbol *sym_add_exported(const char *name, const char *namespace,
 		}
 	}
 	free(s->namespace);
-	s->namespace = namespace ? strdup(namespace) : NULL;
+	s->namespace = namespace ? NOFAIL(strdup(namespace)) : NULL;
 	s->preloaded = 0;
 	s->vmlinux   = is_vmlinux(mod->name);
 	s->kernel    = 0;
-- 
2.21.0