add wifi6 8852be driver

hc

2024-12-19 9370bb92b2d16684ee45cf24e879c93c509162da

 kernel/kernel/ksysfs.c
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@@ -106,7 +106,12 @@
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 static ssize_t kexec_crash_size_show(struct kobject *kobj,
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 				       struct kobj_attribute *attr, char *buf)
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 {
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-	return sprintf(buf, "%zu\n", crash_get_memory_size());
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+	ssize_t size = crash_get_memory_size();
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+
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+	if (size < 0)
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+		return size;
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+
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+	return sprintf(buf, "%zd\n", size);
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 }
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 static ssize_t kexec_crash_size_store(struct kobject *kobj,
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 				   struct kobj_attribute *attr,
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@@ -137,15 +142,6 @@
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 KERNEL_ATTR_RO(vmcoreinfo);
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 #endif /* CONFIG_CRASH_CORE */
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-
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-#if defined(CONFIG_PREEMPT_RT)
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-static ssize_t realtime_show(struct kobject *kobj,
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-			     struct kobj_attribute *attr, char *buf)
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-{
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-	return sprintf(buf, "%d\n", 1);
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-}
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-KERNEL_ATTR_RO(realtime);
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-#endif
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 /* whether file capabilities are enabled */
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 static ssize_t fscaps_show(struct kobject *kobj,
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@@ -237,9 +233,6 @@
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 #ifndef CONFIG_TINY_RCU
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 	&rcu_expedited_attr.attr,
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 	&rcu_normal_attr.attr,
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-#endif
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-#ifdef CONFIG_PREEMPT_RT
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-	&realtime_attr.attr,
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 #endif
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 	NULL
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 };