修改4g拨号为QMI,需要在系统里后台执行quectel-CM

hc

2024-10-22 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5

 kernel/sound/firewire/oxfw/oxfw-proc.c
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@@ -1,9 +1,8 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * oxfw_proc.c - a part of driver for OXFW970/971 based devices
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  *
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  * Copyright (c) 2014 Takashi Sakamoto
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- *
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- * Licensed under the terms of the GNU General Public License, version 2.
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  */
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 #include "./oxfw.h"
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@@ -83,12 +82,8 @@
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 	struct snd_info_entry *entry;
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 	entry = snd_info_create_card_entry(oxfw->card, name, root);
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-	if (entry == NULL)
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-		return;
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-
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-	snd_info_set_text_ops(entry, oxfw, op);
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-	if (snd_info_register(entry) < 0)
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-		snd_info_free_entry(entry);
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+	if (entry)
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+		snd_info_set_text_ops(entry, oxfw, op);
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 }
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 void snd_oxfw_proc_init(struct snd_oxfw *oxfw)
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@@ -104,10 +99,6 @@
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 	if (root == NULL)
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 		return;
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 	root->mode = S_IFDIR | 0555;
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-	if (snd_info_register(root) < 0) {
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-		snd_info_free_entry(root);
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-		return;
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-	}
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 	add_node(oxfw, root, "formation", proc_read_formation);
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 }