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authorJesper Juhl <jj@chaosbits.net>2012-01-08 22:44:29 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2012-01-08 14:15:21 -0800
commita0e86bd4252519321b0d102dc4ed90557aa7bee9 (patch)
tree13c3cb632dfb85ea6b9f5c20273d793a99b20f15
parent7dd72f5189b257f927cc3b35d98643a5c392f5c3 (diff)
audit: always follow va_copy() with va_end()
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@chaosbits.net> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: Eric Paris <eparis@redhat.com> Cc: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--kernel/audit.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/kernel/audit.c b/kernel/audit.c
index 09fae2677a45..2c1d6ab7106e 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;
}