enable docker ppp

hc

2023-12-09 95099d4622f8cb224d94e314c7a8e0df60b13f87

 kernel/drivers/dio/dio.c
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@@ -89,8 +89,8 @@
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 #undef DIONAME
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 #undef DIOFBNAME
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-static const char *unknowndioname 
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-        = "unknown DIO board -- please email <linux-m68k@lists.linux-m68k.org>!";
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+static const char unknowndioname[]
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+	= "unknown DIO board, please email linux-m68k@lists.linux-m68k.org";
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 static const char *dio_getname(int id)
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 {
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@@ -135,7 +135,8 @@
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 		else
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 			va = ioremap(pa, PAGE_SIZE);
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-                if (probe_kernel_read(&i, (unsigned char *)va + DIO_IDOFF, 1)) {
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+		if (copy_from_kernel_nofault(&i,
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+				(unsigned char *)va + DIO_IDOFF, 1)) {
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 			if (scode >= DIOII_SCBASE)
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 				iounmap(va);
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                         continue;             /* no board present at that select code */
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@@ -208,7 +209,8 @@
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 		else
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 			va = ioremap(pa, PAGE_SIZE);
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-                if (probe_kernel_read(&i, (unsigned char *)va + DIO_IDOFF, 1)) {
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+		if (copy_from_kernel_nofault(&i,
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+				(unsigned char *)va + DIO_IDOFF, 1)) {
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 			if (scode >= DIOII_SCBASE)
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 				iounmap(va);
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                         continue;              /* no board present at that select code */