bootstd: rauc: Fix segfault when cleaning up slots

Fix a segfault when cleaning up the slots from the private struct. This
fault was generated by accessing a member of a null pointer.

Signed-off-by: Martin Schwan <m.schwan@phytec.de>
Tested-by: Wadim Egorov <w.egorov@phytec.de>

diff --git a/boot/bootmeth_rauc.c b/boot/bootmeth_rauc.c
index cc61802..a27c85c 100644 (file)
--- a/boot/bootmeth_rauc.c
+++ b/boot/bootmeth_rauc.c
@@ -187,7 +187,7 @@ static int distro_rauc_read_bootflow(struct udevice *dev, struct bootflow *bflow
 
        ret = distro_rauc_scan_parts(bflow);
        if (ret < 0) {
-               for (i = 0; priv->slots[i]->name; i++) {
+               for (i = 0; priv->slots[i]; i++) {
                        free(priv->slots[i]->name);
                        free(priv->slots[i]);
                }