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2024-05-10 748e4f3d702def1a4bff191e0cf93b6a05340f01

 kernel/arch/sparc/include/asm/syscall.h
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@@ -96,11 +96,11 @@
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 static inline void syscall_get_arguments(struct task_struct *task,
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 					 struct pt_regs *regs,
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-					 unsigned int i, unsigned int n,
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 					 unsigned long *args)
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 {
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 	int zero_extend = 0;
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 	unsigned int j;
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+	unsigned int n = 6;
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 #ifdef CONFIG_SPARC64
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 	if (test_tsk_thread_flag(task, TIF_32BIT))
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@@ -108,7 +108,7 @@
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 #endif
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 	for (j = 0; j < n; j++) {
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-		unsigned long val = regs->u_regs[UREG_I0 + i + j];
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+		unsigned long val = regs->u_regs[UREG_I0 + j];
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 		if (zero_extend)
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 			args[j] = (u32) val;
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@@ -119,19 +119,19 @@
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 static inline void syscall_set_arguments(struct task_struct *task,
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 					 struct pt_regs *regs,
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-					 unsigned int i, unsigned int n,
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 					 const unsigned long *args)
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 {
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-	unsigned int j;
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+	unsigned int i;
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-	for (j = 0; j < n; j++)
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-		regs->u_regs[UREG_I0 + i + j] = args[j];
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+	for (i = 0; i < 6; i++)
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+		regs->u_regs[UREG_I0 + i] = args[i];
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 }
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-static inline int syscall_get_arch(void)
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+static inline int syscall_get_arch(struct task_struct *task)
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 {
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 #if defined(CONFIG_SPARC64) && defined(CONFIG_COMPAT)
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-	return in_compat_syscall() ? AUDIT_ARCH_SPARC : AUDIT_ARCH_SPARC64;
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+	return test_tsk_thread_flag(task, TIF_32BIT)
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+		? AUDIT_ARCH_SPARC : AUDIT_ARCH_SPARC64;
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 #elif defined(CONFIG_SPARC64)
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 	return AUDIT_ARCH_SPARC64;
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 #else