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

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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: Ard Biesheuvel <ardb@kernel.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Ard Biesheuvel 2022-11-29 17:48:52 +01:00 committed by Herbert Xu
parent 489a4a05fe
commit a428636d4c
1 changed files with 3 additions and 5 deletions
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8
arch/arm64/crypto/ghash-ce-core.S
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@ -436,9 +436,7 @@ SYM_FUNC_END(pmull_ghash_update_p8)
.align 6 .align 6
.macro pmull_gcm_do_crypt, enc .macro pmull_gcm_do_crypt, enc
stp x29, x30, [sp, #-32]! frame_push 1
mov x29, sp
str x19, [sp, #24]
load_round_keys x7, x6, x8 load_round_keys x7, x6, x8
@ -529,7 +527,7 @@ CPU_LE( rev w8, w8 )
.endif .endif
bne 0b bne 0b
3: ldp x19, x10, [sp, #24] 3: ldr x10, [sp, #.Lframe_local_offset]
cbz x10, 5f // output tag? cbz x10, 5f // output tag?
ld1 {INP3.16b}, [x10] // load lengths[] ld1 {INP3.16b}, [x10] // load lengths[]
@ -562,7 +560,7 @@ CPU_LE( rev w8, w8 )
smov w0, v0.b[0] // return b0 smov w0, v0.b[0] // return b0
.endif .endif
4: ldp x29, x30, [sp], #32 4: frame_pop
ret ret
5: 5: