Fix "stuct", "strut", "struc" typos

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Adrian Bunk <bunk@stusta.de>
diff --git a/include/asm-v850/ptrace.h b/include/asm-v850/ptrace.h
index 7bf72bb..4f35cf2 100644
--- a/include/asm-v850/ptrace.h
+++ b/include/asm-v850/ptrace.h
@@ -92,7 +92,7 @@
 /* The number of bytes used to store each register.  */
 #define _PT_REG_SIZE	4
 
-/* Offset of a general purpose register in a stuct pt_regs.  */
+/* Offset of a general purpose register in a struct pt_regs.  */
 #define PT_GPR(num)	((num) * _PT_REG_SIZE)
 
 /* Offsets of various special registers & fields in a struct pt_regs.  */