6 files changed, 6 insertions, 0 deletions
diff --git a/src/udev/accelerometer/accelerometer.c b/src/udev/accelerometer/accelerometer.c
index e611b48a42..86966fbd5f 100644
--- a/src/udev/accelerometer/accelerometer.c
+++ b/src/udev/accelerometer/accelerometer.c
@@ -71,6 +71,7 @@
 
 static int debug = 0;
 
+_printf_(6,0)
 static void log_fn(struct udev *udev, int priority,
                    const char *file, int line, const char *fn,
                    const char *format, va_list args)
diff --git a/src/udev/ata_id/ata_id.c b/src/udev/ata_id/ata_id.c
index d375d43491..28e9acb296 100644
--- a/src/udev/ata_id/ata_id.c
+++ b/src/udev/ata_id/ata_id.c
@@ -405,6 +405,7 @@ out:
         return ret;
 }
 
+_printf_(6,0)
 static void log_fn(struct udev *udev, int priority,
                    const char *file, int line, const char *fn,
                    const char *format, va_list args)
diff --git a/src/udev/cdrom_id/cdrom_id.c b/src/udev/cdrom_id/cdrom_id.c
index 1ad0459236..09d2d69755 100644
--- a/src/udev/cdrom_id/cdrom_id.c
+++ b/src/udev/cdrom_id/cdrom_id.c
@@ -39,6 +39,7 @@
 
 static bool debug;
 
+_printf_(6,0)
 static void log_fn(struct udev *udev, int priority,
                    const char *file, int line, const char *fn,
                    const char *format, va_list args)
diff --git a/src/udev/scsi_id/scsi_id.c b/src/udev/scsi_id/scsi_id.c
index c2cc2ea48d..ae36b9e356 100644
--- a/src/udev/scsi_id/scsi_id.c
+++ b/src/udev/scsi_id/scsi_id.c
@@ -67,6 +67,7 @@ static char model_enc_str[256];
 static char revision_str[16];
 static char type_str[16];
 
+_printf_(6,0)
 static void log_fn(struct udev *udev, int priority,
                    const char *file, int line, const char *fn,
                    const char *format, va_list args)
diff --git a/src/udev/udev-builtin-kmod.c b/src/udev/udev-builtin-kmod.c
index fc28121267..63dbf30727 100644
--- a/src/udev/udev-builtin-kmod.c
+++ b/src/udev/udev-builtin-kmod.c
@@ -64,6 +64,7 @@ static int load_module(struct udev *udev, const char *alias)
         return err;
 }
 
+_printf_(6,0)
 static void udev_kmod_log(void *data, int priority, const char *file, int line,
                           const char *fn, const char *format, va_list args)
 {
diff --git a/src/udev/udev-builtin-path_id.c b/src/udev/udev-builtin-path_id.c
index 763f3c3113..7476330196 100644
--- a/src/udev/udev-builtin-path_id.c
+++ b/src/udev/udev-builtin-path_id.c
@@ -32,6 +32,7 @@
 
 #include "udev.h"
 
+_printf_(2,3)
 static int path_prepend(char **path, const char *fmt, ...)
 {
         va_list va;