[PATCH v2 21/21] sparc64: use match_string() helper

From: Yisheng Xie
Date: Thu May 31 2018 - 07:24:20 EST


match_string() returns the index of an array for a matching string,
which can be used instead of open coded variant.

Cc: "David S. Miller" <davem@xxxxxxxxxxxxx>
Cc: Anthony Yznaga <anthony.yznaga@xxxxxxxxxx>
Cc: Pavel Tatashin <pasha.tatashin@xxxxxxxxxx>
Cc: sparclinux@xxxxxxxxxxxxxxx
Signed-off-by: Yisheng Xie <xieyisheng1@xxxxxxxxxx>
---
arch/sparc/kernel/setup_64.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/arch/sparc/kernel/setup_64.c b/arch/sparc/kernel/setup_64.c
index 7944b3c..7af8c7e 100644
--- a/arch/sparc/kernel/setup_64.c
+++ b/arch/sparc/kernel/setup_64.c
@@ -512,10 +512,9 @@ static unsigned long __init mdesc_cpu_hwcap_list(void)
break;
}
}
- for (i = 0; i < ARRAY_SIZE(crypto_hwcaps); i++) {
- if (!strcmp(prop, crypto_hwcaps[i]))
- caps |= HWCAP_SPARC_CRYPTO;
- }
+ i = match_string(crypto_hwcaps, ARRAY_SIZE(crypto_hwcaps), prop);
+ if (i >= 0)
+ caps |= HWCAP_SPARC_CRYPTO;

plen = strlen(prop) + 1;
prop += plen;
--
1.7.12.4