5 files changed, 5 insertions, 0 deletions
diff --git a/modules/pam_pwhistory/opasswd.c b/modules/pam_pwhistory/opasswd.c
index ac10f691..40296d59 100644
--- a/modules/pam_pwhistory/opasswd.c
+++ b/modules/pam_pwhistory/opasswd.c
@@ -89,6 +89,7 @@ typedef struct {
 } opwd;
 
 #ifdef HELPER_COMPILE
+PAM_FORMAT((printf, 2, 3))
 void
 helper_log_err(int err, const char *format, ...)
 {
diff --git a/modules/pam_rootok/pam_rootok.c b/modules/pam_rootok/pam_rootok.c
index eb9c5eee..dd374c53 100644
--- a/modules/pam_rootok/pam_rootok.c
+++ b/modules/pam_rootok/pam_rootok.c
@@ -50,6 +50,7 @@ _pam_parse (const pam_handle_t *pamh, int argc, const char **argv)
 
 #ifdef WITH_SELINUX
 static int
+PAM_FORMAT((printf, 2, 3))
 log_callback (int type UNUSED, const char *fmt, ...)
 {
     int audit_fd;
diff --git a/modules/pam_tally/pam_tally.c b/modules/pam_tally/pam_tally.c
index 34ae6241..6fd65009 100644
--- a/modules/pam_tally/pam_tally.c
+++ b/modules/pam_tally/pam_tally.c
@@ -94,6 +94,7 @@ struct tally_options {
 #ifdef MAIN
 #define pam_syslog tally_log
 static void
+PAM_FORMAT((printf, 3, 4))
 tally_log (const pam_handle_t *pamh UNUSED, int priority UNUSED,
 	    const char *fmt, ...)
 {
diff --git a/modules/pam_tally2/pam_tally2.c b/modules/pam_tally2/pam_tally2.c
index 117df699..bcf3188c 100644
--- a/modules/pam_tally2/pam_tally2.c
+++ b/modules/pam_tally2/pam_tally2.c
@@ -120,6 +120,7 @@ struct tally_options {
 #ifdef MAIN
 #define pam_syslog tally_log
 static void
+PAM_FORMAT((printf, 3, 4))
 tally_log (const pam_handle_t *pamh UNUSED, int priority UNUSED,
 	    const char *fmt, ...)
 {
diff --git a/modules/pam_unix/passverify.c b/modules/pam_unix/passverify.c
index c0fbc987..f6132f80 100644
--- a/modules/pam_unix/passverify.c
+++ b/modules/pam_unix/passverify.c
@@ -1117,6 +1117,7 @@ helper_verify_password(const char *name, const char *p, int nullok)
 }
 
 void
+PAM_FORMAT((printf, 2, 3))
 helper_log_err(int err, const char *format, ...)
 {
 	va_list args;