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-rw-r--r--modules/pam_pwhistory/opasswd.c1
1 files changed, 1 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, ...)
{