Commit a428636d authored by Ard Biesheuvel's avatar Ard Biesheuvel Committed by Herbert Xu
Browse files

crypto: arm64/ghash-ce - use frame_push/pop macros consistently 



Use the frame_push and frame_pop macros to set up the stack frame so
that return address protections will be enabled automically when
configured.

Signed-off-by: default avatarArd Biesheuvel <ardb@kernel.org>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 489a4a05

arch/arm64/crypto/ghash-ce-core.S

+3 −5
Original line number Diff line number Diff line
@@ -436,9 +436,7 @@ SYM_FUNC_END(pmull_ghash_update_p8) 


	.align		6

	.macro		pmull_gcm_do_crypt, enc

	stp		x29, x30, [sp, #-32]!

	mov		x29, sp

	str		x19, [sp, #24]

	frame_push	1



	load_round_keys	x7, x6, x8
@@ -529,7 +527,7 @@ CPU_LE( rev w8, w8 ) 
	.endif

	bne		0b



3:	ldp		x19, x10, [sp, #24]

3:	ldr		x10, [sp, #.Lframe_local_offset]

	cbz		x10, 5f				// output tag?



	ld1		{INP3.16b}, [x10]		// load lengths[]
@@ -562,7 +560,7 @@ CPU_LE( rev w8, w8 ) 
	smov		w0, v0.b[0]			// return b0

	.endif



4:	ldp		x29, x30, [sp], #32

4:	frame_pop

	ret



5: