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@@ -13,7 +13,7 @@
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static int do_sdp(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
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{
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- int ret = CMD_RET_FAILURE;
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+ int ret;
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if (argc < 2)
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return CMD_RET_USAGE;
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@@ -23,7 +23,11 @@ static int do_sdp(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
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usb_gadget_initialize(controller_index);
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g_dnl_clear_detach();
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- g_dnl_register("usb_dnl_sdp");
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+ ret = g_dnl_register("usb_dnl_sdp");
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+ if (ret) {
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+ pr_err("SDP dnl register failed: %d\n", ret);
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+ goto exit_register;
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+ }
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ret = sdp_init(controller_index);
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if (ret) {
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@@ -37,9 +41,10 @@ static int do_sdp(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
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exit:
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g_dnl_unregister();
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+exit_register:
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usb_gadget_release(controller_index);
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- return ret;
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+ return CMD_RET_FAILURE;
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}
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U_BOOT_CMD(sdp, 2, 1, do_sdp,
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