s4:ldb Use length-limited printf to avoid walking off end of strings

This should ensure the debug messages do not have random characters at
their ends.

Andrew Bartlett

diff --git a/source4/lib/ldb/common/attrib_handlers.c b/source4/lib/ldb/common/attrib_handlers.c
index 3ea9857d52e8fc43e70406ec03d0f0372d31f948..53795fdbd34ea71acea925121504fb0a1a108ec2 100644 (file)
--- a/source4/lib/ldb/common/attrib_handlers.c
+++ b/source4/lib/ldb/common/attrib_handlers.c
@@ -62,7 +62,7 @@ int ldb_handler_fold(struct ldb_context *ldb, void *mem_ctx,
 
        out->data = (uint8_t *)ldb_casefold(ldb, mem_ctx, (const char *)(in->data), in->length);
        if (out->data == NULL) {
-               ldb_debug(ldb, LDB_DEBUG_ERROR, "ldb_handler_fold: unable to casefold string [%s]", in->data);
+               ldb_debug(ldb, LDB_DEBUG_ERROR, "ldb_handler_fold: unable to casefold string [%.*s]", (int)in->length, (const char *)in->data);
                return -1;
        }