crypto: aes-gcm-p10 - Use the correct bit to test for P10

hramrach · herbertx · commit 3574a5168ff3 · 2024-11-15T19:52:51.000+08:00
A hwcap feature bit is passed to cpu_has_feature, resulting in testing for CPU_FTR_MMCRA instead of the 3.1 platform revision. Fixes: c954b25 ("crypto: powerpc/p10-aes-gcm - Register modules as SIMD") Reported-by: Nicolai Stange <nstange@suse.com> Signed-off-by: Michal Suchanek <msuchanek@suse.de> Acked-by: Michael Ellerman <mpe@ellerman.id.au> (powerpc) Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
diff --git a/arch/powerpc/crypto/aes-gcm-p10-glue.c b/arch/powerpc/crypto/aes-gcm-p10-glue.c
@@ -414,7 +414,7 @@ static int __init p10_init(void)
 {
 	int ret;
 
-	if (!cpu_has_feature(PPC_FEATURE2_ARCH_3_1))
+	if (!cpu_has_feature(CPU_FTR_ARCH_31))
 		return 0;
 
 	ret = simd_register_aeads_compat(gcm_aes_algs,

Original file line number	Diff line number	Diff line change
`@@ -414,7 +414,7 @@ static int __init p10_init(void)`
`414`	`414`	`{`
`415`	`415`	`int ret;`
`416`	`416`
`417`		`- if (!cpu_has_feature(PPC_FEATURE2_ARCH_3_1))`
	`417`	`+ if (!cpu_has_feature(CPU_FTR_ARCH_31))`
`418`	`418`	`return 0;`
`419`	`419`
`420`	`420`	`ret = simd_register_aeads_compat(gcm_aes_algs,`