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mtd: nand: sunxi: prevent a small memory leak 

I moved the sanity check on ecc->size before the allocation so that we
don't leak memory on error.

Fixes: 05af074a4b73 ('mtd: nand: sunxi: check ecc->size values')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
This commit is contained in:
Dan Carpenter 2016-06-24 15:24:03 +03:00 committed by Boris Brezillon
parent ab9d6a7835
commit 40297e7f89
1 changed files with 3 additions and 3 deletions
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6
drivers/mtd/nand/sunxi_nand.c
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@ -1814,13 +1814,13 @@ static int sunxi_nand_hw_common_ecc_ctrl_init(struct mtd_info *mtd,
int ret;
int i;
if (ecc->size != 512 && ecc->size != 1024)
return -EINVAL;
data = kzalloc(sizeof(*data), GFP_KERNEL);
if (!data)
return -ENOMEM;
if (ecc->size != 512 && ecc->size != 1024)
return -EINVAL;
/* Prefer 1k ECC chunk over 512 ones */
if (ecc->size == 512 && mtd->writesize > 512) {
ecc->size = 1024;