	.section	__TEXT,__text,regular,pure_instructions
	.build_version macos, 13, 0	sdk_version 13, 3
	.p2align	4, 0x90                         ## -- Begin function l2cap_check_fcs
_l2cap_check_fcs:                       ## @l2cap_check_fcs
	.cfi_startproc
## %bb.0:
	pushq	%rbp
	.cfi_def_cfa_offset 16
	.cfi_offset %rbp, -16
	movq	%rsp, %rbp
	.cfi_def_cfa_register %rbp
	pushq	%r15
	pushq	%r14
	pushq	%r12
	pushq	%rbx
	.cfi_offset %rbx, -48
	.cfi_offset %r12, -40
	.cfi_offset %r14, -32
	.cfi_offset %r15, -24
	movq	(%rdi), %rax
	movq	_L2CAP_FCS_CRC16@GOTPCREL(%rip), %rcx
	xorl	%ebx, %ebx
	cmpq	(%rcx), %rax
	jne	LBB0_3
## %bb.1:
	movq	%rsi, %r14
	movq	_L2CAP_HDR_SIZE@GOTPCREL(%rip), %rax
	movslq	(%rax), %r15
	addq	$2, %r15
	movq	(%rsi), %rsi
	addq	$-2, %rsi
	movq	%r14, %rdi
	callq	_skb_trim
	movq	(%r14), %rdi
	addq	8(%r14), %rdi
	callq	_get_unaligned_le16
	movq	%rax, %r12
	movq	8(%r14), %rsi
	subq	%r15, %rsi
	addq	(%r14), %r15
	xorl	%ebx, %ebx
	xorl	%edi, %edi
	movq	%r15, %rdx
	callq	_crc16
	cmpq	%r12, %rax
	je	LBB0_3
## %bb.2:
	movq	_EINVAL@GOTPCREL(%rip), %rax
	xorl	%ebx, %ebx
	subl	(%rax), %ebx
LBB0_3:
	movl	%ebx, %eax
	popq	%rbx
	popq	%r12
	popq	%r14
	popq	%r15
	popq	%rbp
	retq
	.cfi_endproc
                                        ## -- End function
	.comm	_L2CAP_HDR_SIZE,4,2             ## @L2CAP_HDR_SIZE
	.comm	_L2CAP_FCS_CRC16,8,3            ## @L2CAP_FCS_CRC16
	.comm	_EINVAL,4,2                     ## @EINVAL
	.no_dead_strip	_l2cap_check_fcs
.subsections_via_symbols

	.section	__TEXT,__text,regular,pure_instructions
	.build_version macos, 13, 0	sdk_version 13, 3
	.p2align	2                               ; -- Begin function l2cap_check_fcs
_l2cap_check_fcs:                       ; @l2cap_check_fcs
	.cfi_startproc
; %bb.0:
	stp	x22, x21, [sp, #-48]!           ; 16-byte Folded Spill
	.cfi_def_cfa_offset 48
	stp	x20, x19, [sp, #16]             ; 16-byte Folded Spill
	stp	x29, x30, [sp, #32]             ; 16-byte Folded Spill
	add	x29, sp, #32
	.cfi_def_cfa w29, 16
	.cfi_offset w30, -8
	.cfi_offset w29, -16
	.cfi_offset w19, -24
	.cfi_offset w20, -32
	.cfi_offset w21, -40
	.cfi_offset w22, -48
	ldr	x8, [x0]
Lloh0:
	adrp	x9, _L2CAP_FCS_CRC16@GOTPAGE
Lloh1:
	ldr	x9, [x9, _L2CAP_FCS_CRC16@GOTPAGEOFF]
Lloh2:
	ldr	x9, [x9]
	cmp	x8, x9
	b.ne	LBB0_3
; %bb.1:
	mov	x19, x1
Lloh3:
	adrp	x8, _L2CAP_HDR_SIZE@GOTPAGE
Lloh4:
	ldr	x8, [x8, _L2CAP_HDR_SIZE@GOTPAGEOFF]
Lloh5:
	ldrsw	x8, [x8]
	add	x21, x8, #2
	ldr	x8, [x1]
	sub	x1, x8, #2
	mov	x0, x19
	bl	_skb_trim
	ldp	x9, x8, [x19]
	add	x0, x9, x8
	bl	_get_unaligned_le16
	mov	x20, x0
	ldp	x9, x8, [x19]
	sub	x1, x8, x21
	add	x2, x9, x21
	mov	w0, #0
	bl	_crc16
	mov	x8, x0
	mov	w0, #0
	cmp	x8, x20
	b.eq	LBB0_4
; %bb.2:
Lloh6:
	adrp	x8, _EINVAL@GOTPAGE
Lloh7:
	ldr	x8, [x8, _EINVAL@GOTPAGEOFF]
Lloh8:
	ldr	w8, [x8]
	neg	w0, w8
	b	LBB0_4
LBB0_3:
	mov	w0, #0
LBB0_4:
	ldp	x29, x30, [sp, #32]             ; 16-byte Folded Reload
	ldp	x20, x19, [sp, #16]             ; 16-byte Folded Reload
	ldp	x22, x21, [sp], #48             ; 16-byte Folded Reload
	ret
	.loh AdrpLdrGotLdr	Lloh0, Lloh1, Lloh2
	.loh AdrpLdrGotLdr	Lloh3, Lloh4, Lloh5
	.loh AdrpLdrGotLdr	Lloh6, Lloh7, Lloh8
	.cfi_endproc
                                        ; -- End function
	.comm	_L2CAP_HDR_SIZE,4,2             ; @L2CAP_HDR_SIZE
	.comm	_L2CAP_FCS_CRC16,8,3            ; @L2CAP_FCS_CRC16
	.comm	_EINVAL,4,2                     ; @EINVAL
	.no_dead_strip	_l2cap_check_fcs
.subsections_via_symbols
