Without this, if g_dnl_register() fails, DFU code continues on
blindly and crashes. This fix makes it simply print an error
message instead.
Signed-off-by: Sanchayan Maity <maitysancha...@gmail.com>
---
cmd/dfu.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/cmd/dfu.c b/cmd/dfu.c
index d8aae26..e19d69c 100644
--- a/cmd/dfu.c
+++ b/cmd/dfu.c
@@ -54,7 +54,12 @@ static int do_dfu(cmd_tbl_t *cmdtp, int flag, int argc, char
* const argv[])
int controller_index = simple_strtoul(usb_controller, NULL, 0);
board_usb_init(controller_index, USB_INIT_DEVICE);
g_dnl_clear_detach();
- g_dnl_register("usb_dnl_dfu");
+ ret = g_dnl_register("usb_dnl_dfu");
+ if (ret) {
+ error("g_dnl_register failed");
+ return CMD_RET_FAILURE;
+ }
+
while (1) {
if (g_dnl_detach()) {
/*
--
2.9.2
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