[PATCH 3/3] um: Fix build after x86 syscall changes

[Andy Lutomirski]

I didn't realize that um didn't include x86's asm/syscall.h.  Re-add
a missing typedef.

Reported-by: Richard Weinberger <richard@xxxxxx>
Fixes: 034042cc1e28 ("x86/entry/syscalls: Move syscall table declarations into asm/syscalls.h")
Signed-off-by: Andy Lutomirski <luto@xxxxxxxxxx>
---
 arch/x86/um/asm/syscall.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/x86/um/asm/syscall.h b/arch/x86/um/asm/syscall.h
index 9fe77b7b5a0e..81d6562ce01d 100644
--- a/arch/x86/um/asm/syscall.h
+++ b/arch/x86/um/asm/syscall.h
@@ -3,6 +3,10 @@
 
 #include <uapi/linux/audit.h>
 
+typedef asmlinkage long (*sys_call_ptr_t)(unsigned long, unsigned long,
+					  unsigned long, unsigned long,
+					  unsigned long, unsigned long);
+
 static inline int syscall_get_arch(void)
 {
 #ifdef CONFIG_X86_32
-- 
2.4.3

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