--- zzzz-none-000/linux-4.1.52/include/linux/filter.h	2018-05-28 02:26:45.000000000 +0000
+++ bcm63-7530ax-731/linux-4.1.52/include/linux/filter.h	2022-03-02 11:37:13.000000000 +0000
@@ -349,11 +349,11 @@
 	set_memory_rw((unsigned long)fp, fp->pages);
 }
 #else
-static inline void bpf_prog_lock_ro(struct bpf_prog *fp)
+static inline void bpf_prog_lock_ro(struct bpf_prog *fp __maybe_unused)
 {
 }
 
-static inline void bpf_prog_unlock_ro(struct bpf_prog *fp)
+static inline void bpf_prog_unlock_ro(struct bpf_prog *fp __maybe_unused)
 {
 }
 #endif /* CONFIG_DEBUG_SET_MODULE_RONX */
@@ -416,11 +416,11 @@
 			       16, 1, image, proglen, false);
 }
 #else
-static inline void bpf_jit_compile(struct bpf_prog *fp)
+static inline void bpf_jit_compile(struct bpf_prog *fp __maybe_unused)
 {
 }
 
-static inline void bpf_jit_free(struct bpf_prog *fp)
+static inline void bpf_jit_free(struct bpf_prog *fp __maybe_unused)
 {
 	bpf_prog_unlock_free(fp);
 }
@@ -438,7 +438,7 @@
 	case BPF_LD | BPF_W | BPF_ABS:
 	case BPF_LD | BPF_H | BPF_ABS:
 	case BPF_LD | BPF_B | BPF_ABS:
-		if (first->k == SKF_AD_OFF + SKF_AD_ALU_XOR_X)
+		if (first->k == (unsigned int)SKF_AD_OFF + SKF_AD_ALU_XOR_X)
 			return true;
 		return false;