arm32: kaslr: Bugfix of fiq when enabled kaslr

hulk inclusion
category: bugfix
bugzilla: 51838
CVE: NA

------------------------------------------------------------------------

Fix vector fiq offset when enabled kaslr, we need to get the real symbol
address according to __kaslr_offset, otherwise the fiq interrupt will
fail to register.
Signed-off-by: NGaosheng Cui <cuigaosheng1@huawei.com>
Signed-off-by: NZheng Zengkai <zhengzengkai@huawei.com>

arch/arm/kernel/fiq.c

@@ -48,10 +48,17 @@
 #include <asm/irq.h>
 #include <asm/traps.h>
 
+#ifdef CONFIG_RANDOMIZE_BASE
+#define FIQ_OFFSET ({					\
+		extern void *vector_fiq_offset;		\
+		(unsigned)&vector_fiq_offset - kaslr_offset(); \
+	})
+#else
 #define FIQ_OFFSET ({					\
 		extern void *vector_fiq_offset;		\
 		(unsigned)&vector_fiq_offset;		\
 	})
+#endif
 
 static unsigned long dfl_fiq_insn;
 static struct pt_regs dfl_fiq_regs;