linux-kernel - Re: [withdrawn] zram-rework-reset-and-destroy-path-fix-2-fix.patch removed from -mm tree

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Message-ID: <20150205005801.GB462@swordfish>
Date:	Thu, 5 Feb 2015 09:58:01 +0900
From:	Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>
To:	akpm@...ux-foundation.org
Cc:	jmarchan@...hat.com, minchan@...nel.org, ngupta@...are.org,
	opensource.ganesh@...il.com, sergey.senozhatsky@...il.com,
	mm-commits@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [withdrawn] zram-rework-reset-and-destroy-path-fix-2-fix.patch
 removed from -mm tree

On (02/04/15 16:25), akpm@...ux-foundation.org wrote:
> The patch titled
>      Subject: zram-rework-reset-and-destroy-path-fix-2-fix
> 
> This patch was dropped because it was withdrawn
> 

simplifications

Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@...il.com>

---

 drivers/block/zram/zram_drv.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c
index 0ed8881..07964dd 100644
--- a/drivers/block/zram/zram_drv.c
+++ b/drivers/block/zram/zram_drv.c
@@ -1143,7 +1143,7 @@ static void destroy_devices(unsigned int nr)
 
 static int __init zram_init(void)
 {
-	int ret = -ENOMEM, dev_id = 0;
+	int ret, dev_id;
 
 	if (num_devices > max_num_devices) {
 		pr_warn("Invalid value for num_devices: %u\n",
@@ -1159,8 +1159,10 @@ static int __init zram_init(void)
 
 	/* Allocate the device array and initialize each one */
 	zram_devices = kzalloc(num_devices * sizeof(struct zram), GFP_KERNEL);
-	if (!zram_devices)
-		goto out_error;
+	if (!zram_devices) {
+		unregister_blkdev(zram_major, "zram");
+		return -ENOMEM;
+	}
 
 	for (dev_id = 0; dev_id < num_devices; dev_id++) {
 		ret = create_device(&zram_devices[dev_id], dev_id);

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