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/drivers/net/phy/dp83822.c
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@@ -247,7 +247,8 @@
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 				DP83822_ENERGY_DET_INT_EN |
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 				DP83822_LINK_QUAL_INT_EN);
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-		if (!dp83822->fx_enabled)
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+		/* Private data pointer is NULL on DP83825/26 */
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+		if (!dp83822 || !dp83822->fx_enabled)
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 			misr_status |= DP83822_ANEG_COMPLETE_INT_EN |
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 				       DP83822_DUP_MODE_CHANGE_INT_EN |
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 				       DP83822_SPEED_CHANGED_INT_EN;
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@@ -267,7 +268,8 @@
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 				DP83822_PAGE_RX_INT_EN |
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 				DP83822_EEE_ERROR_CHANGE_INT_EN);
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-		if (!dp83822->fx_enabled)
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+		/* Private data pointer is NULL on DP83825/26 */
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+		if (!dp83822 || !dp83822->fx_enabled)
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 			misr_status |= DP83822_ANEG_ERR_INT_EN |
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 				       DP83822_WOL_PKT_INT_EN;
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