[PATCH] audit: always follow va_copy() with va_end()

[Jesper Juhl]

A call to va_copy() should always be followed by a call to va_end() in the
same function.  In kernel/autit.c::audit_log_vformat() this is not always
done.  This patch makes sure va_end() is always called.

Signed-off-by: Jesper Juhl <jj@xxxxxxxxxxxxx>
Cc: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
Cc: Eric Paris <eparis@xxxxxxxxxx>
Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
 kernel/audit.c |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/kernel/audit.c b/kernel/audit.c
index 09fae26..2c1d6ab 100644
--- a/kernel/audit.c
+++ b/kernel/audit.c
@@ -1260,12 +1260,13 @@ static void audit_log_vformat(struct audit_buffer *ab, const char *fmt,
 		avail = audit_expand(ab,
 			max_t(unsigned, AUDIT_BUFSIZ, 1+len-avail));
 		if (!avail)
-			goto out;
+			goto out_va_end;
 		len = vsnprintf(skb_tail_pointer(skb), avail, fmt, args2);
 	}
-	va_end(args2);
 	if (len > 0)
 		skb_put(skb, len);
+out_va_end:
+	va_end(args2);
 out:
 	return;
 }
-- 
1.7.8.1


-- 
Jesper Juhl <jj@xxxxxxxxxxxxx>       http://www.chaosbits.net/
Don't top-post http://www.catb.org/jargon/html/T/top-post.html
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