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mtd: nftl: reorganize operations in condition check 

We need to compare ret variable for negative value. The current code
assigns the boolean to the ret and prints it wrongly in the warning
message.

Reported-by: Andrey Karpov <karpov@viva64.com>
Cc: Giel van Schijndel <me@mortis.eu>
Cc: Dimitri Gorokhovik <dimitri.gorokhovik@free.fr>
Signed-off-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
hifive-unleashed-5.1
Andy Shevchenko 2015-01-07 22:37:20 +02:00 committed by Brian Norris
parent 57f5ef14a5
commit 768c57c8d7
1 changed files with 11 additions and 7 deletions
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18
drivers/mtd/nftlmount.c
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@ -89,9 +89,10 @@ static int find_boot_record(struct NFTLrecord *nftl)
}
/* To be safer with BIOS, also use erase mark as discriminant */
if ((ret = nftl_read_oob(mtd, block * nftl->EraseSize +
ret = nftl_read_oob(mtd, block * nftl->EraseSize +
SECTORSIZE + 8, 8, &retlen,
(char *)&h1) < 0)) {
(char *)&h1);
if (ret < 0) {
printk(KERN_WARNING "ANAND header found at 0x%x in mtd%d, but OOB data read failed (err %d)\n",
block * nftl->EraseSize, nftl->mbd.mtd->index, ret);
continue;
@ -109,8 +110,9 @@ static int find_boot_record(struct NFTLrecord *nftl)
}
/* Finally reread to check ECC */
if ((ret = mtd->read(mtd, block * nftl->EraseSize, SECTORSIZE,
&retlen, buf) < 0)) {
ret = mtd->read(mtd, block * nftl->EraseSize, SECTORSIZE,
&retlen, buf);
if (ret < 0) {
printk(KERN_NOTICE "ANAND header found at 0x%x in mtd%d, but ECC read failed (err %d)\n",
block * nftl->EraseSize, nftl->mbd.mtd->index, ret);
continue;
@ -228,9 +230,11 @@ device is already correct.
The new DiskOnChip driver already scanned the bad block table. Just query it.
if ((i & (SECTORSIZE - 1)) == 0) {
/* read one sector for every SECTORSIZE of blocks */
if ((ret = mtd->read(nftl->mbd.mtd, block * nftl->EraseSize +
i + SECTORSIZE, SECTORSIZE, &retlen,
buf)) < 0) {
ret = mtd->read(nftl->mbd.mtd,
block * nftl->EraseSize + i +
SECTORSIZE, SECTORSIZE,
&retlen, buf);
if (ret < 0) {
printk(KERN_NOTICE "Read of bad sector table failed (err %d)\n",
ret);
kfree(nftl->ReplUnitTable);