diff --git a/contrib/openbsm/libbsm/bsm_io.c b/contrib/openbsm/libbsm/bsm_io.c
index 43cf7e9990c1..4b89ccb8b59c 100644
--- a/contrib/openbsm/libbsm/bsm_io.c
+++ b/contrib/openbsm/libbsm/bsm_io.c
@@ -4597,7 +4597,7 @@ au_read_rec(FILE *fp, u_char **buf)
 
 		if (fread(bptr, 1, ntohs(filenamelen), fp) <
 		    ntohs(filenamelen)) {
-			free(buf);
+			free(*buf);
 			errno = EINVAL;
 			return (-1);
 		}