rtl88x2CE_WiFi_linux driver

hc

2024-05-10 cde9070d9970eef1f7ec2360586c802a16230ad8

 kernel/drivers/tty/serial/8250/8250_men_mcb.c
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@@ -1,3 +1,4 @@
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+// SPDX-License-Identifier: GPL-2.0
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 #include <linux/device.h>
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 #include <linux/kernel.h>
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 #include <linux/module.h>
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@@ -50,7 +51,7 @@
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 	return clkval;
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 }
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-static unsigned int get_num_ports(struct mcb_device *mdev,
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+static int get_num_ports(struct mcb_device *mdev,
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 				  void __iomem *membase)
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 {
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 	switch (mdev->id) {
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@@ -139,7 +140,7 @@
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 		return;
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 	num_ports = get_num_ports(mdev, data[0].uart.port.membase);
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-	if (num_ports < 0 || num_ports > 4) {
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+	if (num_ports <= 0 || num_ports > 4) {
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 		dev_err(&mdev->dev, "error retrieving number of ports!\n");
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 		return;
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 	}
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@@ -173,3 +174,4 @@
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 MODULE_ALIAS("mcb:16z125");
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 MODULE_ALIAS("mcb:16z025");
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 MODULE_ALIAS("mcb:16z057");
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+MODULE_IMPORT_NS(MCB);