lkml.org 
[lkml]   [2014]   [May]   [11]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 3.14 61/83] mtd: nuc900_nand: NULL dereference in nuc900_nand_enable()
Date
3.14-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Dan Carpenter <dan.carpenter@oracle.com>

commit c69dbbf3335a21aae74376d7e5db50a486d52439 upstream.

Instead of writing to "nand->reg + REG_FMICSR" we write to "REG_FMICSR"
which is NULL and not a valid register.

Fixes: 8bff82cbc308 ('mtd: add nand support for w90p910 (v2)')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
drivers/mtd/nand/nuc900_nand.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/mtd/nand/nuc900_nand.c
+++ b/drivers/mtd/nand/nuc900_nand.c
@@ -225,7 +225,7 @@ static void nuc900_nand_enable(struct nu
val = __raw_readl(nand->reg + REG_FMICSR);

if (!(val & NAND_EN))
- __raw_writel(val | NAND_EN, REG_FMICSR);
+ __raw_writel(val | NAND_EN, nand->reg + REG_FMICSR);

val = __raw_readl(nand->reg + REG_SMCSR);




\
 
 \ /
  Last update: 2014-05-11 22:41    [W:0.213 / U:3.164 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site