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-rw-r--r--fsdev/virtfs-proxy-helper.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fsdev/virtfs-proxy-helper.c b/fsdev/virtfs-proxy-helper.c
index 21e9b160c2..4a507d860e 100644
--- a/fsdev/virtfs-proxy-helper.c
+++ b/fsdev/virtfs-proxy-helper.c
@@ -54,7 +54,7 @@ static struct option helper_opts[] = {
static bool is_daemon;
static bool get_version; /* IOC getversion IOCTL supported */
-static void do_log(int loglevel, const char *format, ...)
+static void GCC_FMT_ATTR(2, 3) do_log(int loglevel, const char *format, ...)
{
va_list ap;