From 4e118ce6d8e6f8b2d61f632ec0898886d15fa71c Mon Sep 17 00:00:00 2001 From: Ladislav Michl Date: Tue, 20 Jun 2017 17:17:45 +0200 Subject: [PATCH] mtd: OneNAND: Fix onenand_block_markbad commit dfe64e2c89731a3f9950d7acd8681b68df2bae03 Author: Sergey Lapin Date: Mon Jan 14 03:46:50 2013 +0000 mtd: resync with Linux-3.7.1 modified onenand_block_markbad to call mtd_block_markbad, but as _block_markbad function pointer used by mtd_block_markbad to do actual job is by default pointing back to onenand_block_markbad there is no way this function ever finishes its job. Fix it by changing function body according current (4.12-rc6) linux implementation. Tested on IGEPv2 board with Muxed OneNAND(DDP) 512MB containing several unerasable blocks this function marked bad. Signed-off-by: Ladislav Michl --- drivers/mtd/onenand/onenand_base.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/mtd/onenand/onenand_base.c b/drivers/mtd/onenand/onenand_base.c index 2e3d0e5..8282f68 100644 --- a/drivers/mtd/onenand/onenand_base.c +++ b/drivers/mtd/onenand/onenand_base.c @@ -1919,6 +1919,7 @@ static int onenand_default_block_markbad(struct mtd_info *mtd, loff_t ofs) */ int onenand_block_markbad(struct mtd_info *mtd, loff_t ofs) { + struct onenand_chip *this = mtd->priv; int ret; ret = onenand_block_isbad(mtd, ofs); @@ -1929,7 +1930,10 @@ int onenand_block_markbad(struct mtd_info *mtd, loff_t ofs) return ret; } - ret = mtd_block_markbad(mtd, ofs); + onenand_get_device(mtd, FL_WRITING); + ret = this->block_markbad(mtd, ofs); + onenand_release_device(mtd); + return ret; }