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List:       linux-kernel
Subject:    [PATCH 1/3] mtd-rfd_ftl: Replace a variable initialisation by assignments in move_block_contents()
From:       SF Markus Elfring <elfring () users ! sourceforge ! net>
Date:       2015-12-31 20:25:57
Message-ID: 56858F55.7040604 () users ! sourceforge ! net
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From: Markus Elfring <elfring@users.sourceforge.net>
Date: Thu, 31 Dec 2015 20:34:51 +0100

Replace an explicit initialisation for the variable "rc" at the beginning
by assignments that will only be performed if a memory allocation failed.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
 drivers/mtd/rfd_ftl.c | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/drivers/mtd/rfd_ftl.c b/drivers/mtd/rfd_ftl.c
index d1cbf26..2927e1b 100644
--- a/drivers/mtd/rfd_ftl.c
+++ b/drivers/mtd/rfd_ftl.c
@@ -359,17 +359,21 @@ static int move_block_contents(struct partition *part, int block_no, u_long *old
 	void *sector_data;
 	u16 *map;
 	size_t retlen;
-	int i, rc = -ENOMEM;
+	int i, rc;
 
 	part->is_reclaiming = 1;
 
 	sector_data = kmalloc(SECTOR_SIZE, GFP_KERNEL);
-	if (!sector_data)
+	if (!sector_data) {
+		rc = -ENOMEM;
 		goto err3;
+	}
 
 	map = kmalloc(part->header_size, GFP_KERNEL);
-	if (!map)
+	if (!map) {
+		rc = -ENOMEM;
 		goto err2;
+	}
 
 	rc = mtd_read(part->mbd.mtd, part->blocks[block_no].offset,
 		      part->header_size, &retlen, (u_char *)map);
-- 
2.6.3

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