[PATCH] tools: bpftool: close va_list 'ap' by va_end()

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From: gushengxian <gushengxian@xxxxxxxxxx>

va_list 'ap' was opened but not closed by va_end(). It should be
closed by va_end() before return.

Signed-off-by: gushengxian <gushengxian@xxxxxxxxxx>
---
 tools/bpf/bpftool/jit_disasm.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/tools/bpf/bpftool/jit_disasm.c b/tools/bpf/bpftool/jit_disasm.c
index e7e7eee9f172..3c85fd1f00cb 100644
--- a/tools/bpf/bpftool/jit_disasm.c
+++ b/tools/bpf/bpftool/jit_disasm.c
@@ -45,8 +45,10 @@ static int fprintf_json(void *out, const char *fmt, ...)
 	char *s;
 
 	va_start(ap, fmt);
-	if (vasprintf(&s, fmt, ap) < 0)
+	if (vasprintf(&s, fmt, ap) < 0) {
+		va_end(ap);
 		return -1;
+	}
 	va_end(ap);
 
 	if (!oper_count) {
-- 
2.25.1




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