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From:   Yisheng Xie <xieyisheng1@huawei.com>
To:     <linux-kernel@vger.kernel.org>
CC:     <andy.shevchenko@gmail.com>, Yisheng Xie <xieyisheng1@huawei.com>,
        "Stuart Yoder" <stuyoder@gmail.com>,
        Laurentiu Tudor <laurentiu.tudor@nxp.com>
Subject: [PATCH v2 07/21] bus: fsl-mc: use match_string() helper
Date:   Thu, 31 May 2018 19:11:12 +0800
Message-ID: <1527765086-19873-8-git-send-email-xieyisheng1@huawei.com>
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match_string() returns the index of an array for a matching string,
which can be used instead of open coded variant.

Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: Stuart Yoder <stuyoder@gmail.com>
Cc: Laurentiu Tudor <laurentiu.tudor@nxp.com>
Signed-off-by: Yisheng Xie <xieyisheng1@huawei.com>
---
v2:
 - add Reviewed-by tag.

 drivers/bus/fsl-mc/fsl-mc-allocator.c | 24 +++++-------------------
 1 file changed, 5 insertions(+), 19 deletions(-)

diff --git a/drivers/bus/fsl-mc/fsl-mc-allocator.c b/drivers/bus/fsl-mc/fsl-mc-allocator.c
index fb1442b..63c4735 100644
--- a/drivers/bus/fsl-mc/fsl-mc-allocator.c
+++ b/drivers/bus/fsl-mc/fsl-mc-allocator.c
@@ -156,22 +156,6 @@ static int __must_check fsl_mc_resource_pool_remove_device(struct fsl_mc_device
 	[FSL_MC_POOL_IRQ] = "irq",
 };
 
-static int __must_check object_type_to_pool_type(const char *object_type,
-						 enum fsl_mc_pool_type
-								*pool_type)
-{
-	unsigned int i;
-
-	for (i = 0; i < ARRAY_SIZE(fsl_mc_pool_type_strings); i++) {
-		if (strcmp(object_type, fsl_mc_pool_type_strings[i]) == 0) {
-			*pool_type = i;
-			return 0;
-		}
-	}
-
-	return -EINVAL;
-}
-
 int __must_check fsl_mc_resource_allocate(struct fsl_mc_bus *mc_bus,
 					  enum fsl_mc_pool_type pool_type,
 					  struct fsl_mc_resource **new_resource)
@@ -581,9 +565,11 @@ static int fsl_mc_allocator_probe(struct fsl_mc_device *mc_dev)
 		return -EINVAL;
 
 	mc_bus = to_fsl_mc_bus(mc_bus_dev);
-	error = object_type_to_pool_type(mc_dev->obj_desc.type, &pool_type);
-	if (error < 0)
-		return error;
+	pool_type = match_string(fsl_mc_pool_type_strings,
+				 ARRAY_SIZE(fsl_mc_pool_type_strings),
+				 mc_dev->obj_desc.type);
+	if (pool_type < 0)
+		return pool_type;
 
 	error = fsl_mc_resource_pool_add_device(mc_bus, pool_type, mc_dev);
 	if (error < 0)
-- 
1.7.12.4