linux-kernel - [PATCH 1/3] staging: zram: simplify num

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Date:	Tue, 01 Jan 2013 21:24:13 -0800
From:	Davidlohr Bueso <davidlohr.bueso@...com>
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:	linux-kernel@...r.kernel.org, Nitin Gupta <ngupta@...are.org>
Subject: [PATCH 1/3] staging: zram: simplify num_devices paramater

Simplify dealing with num_devices when initializing zram.
Also cleanup some of the output messages.

Signed-off-by: Davidlohr Bueso <davidlohr.bueso@...com>
---
 drivers/staging/zram/zram_drv.c | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/drivers/staging/zram/zram_drv.c b/drivers/staging/zram/zram_drv.c
index fb4a7c9..8115be9 100644
--- a/drivers/staging/zram/zram_drv.c
+++ b/drivers/staging/zram/zram_drv.c
@@ -40,7 +40,7 @@ static int zram_major;
 struct zram *zram_devices;
 
 /* Module params (documentation at end) */
-static unsigned int num_devices;
+static unsigned int num_devices = 1;
 
 static void zram_stat_inc(u32 *v)
 {
@@ -715,13 +715,7 @@ static int __init zram_init(void)
 		goto out;
 	}
 
-	if (!num_devices) {
-		pr_info("num_devices not specified. Using default: 1\n");
-		num_devices = 1;
-	}
-
 	/* Allocate the device array and initialize each one */
-	pr_info("Creating %u devices ...\n", num_devices);
 	zram_devices = kzalloc(num_devices * sizeof(struct zram), GFP_KERNEL);
 	if (!zram_devices) {
 		ret = -ENOMEM;
@@ -734,6 +728,8 @@ static int __init zram_init(void)
 			goto free_devices;
 	}
 
+	pr_info("Created %u device(s) ...\n", num_devices);
+
 	return 0;
 
 free_devices:
-- 
1.7.11.7




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