1 files changed, 1 insertions, 0 deletions
diff --git a/sessreg.c b/sessreg.c
index 9e0354a..1c13ece 100644
--- a/sessreg.c
+++ b/sessreg.c
@@ -499,6 +499,7 @@ set_utmpx (struct utmpx *u, const char *line, const char *user,
 	static const char letters[] =
 	       "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
 
+	memset (u, 0, sizeof (*u));
 	if (line)
 	{
 		if(strcmp(line, ":0") == 0)