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authorSasha Levin <sasha.levin@oracle.com>2014-03-19 18:24:37 -0400
committerBrian Norris <computersforpeace@gmail.com>2014-03-31 18:43:22 -0700
commit86e4bbc766b9456f583f2fc3c4f6c623b422af88 (patch)
tree858f90e51c1b3559c9c2e2f295a26e1002722bc4 /drivers/mtd
parent148256fa0bb8e05a00db3f204b36e19e6312102c (diff)
mtd: diskonchip: mem resource name is not optional
Passing a name to request_mem_region() isn't optional and can't just be NULL. Passing NULL causes a NULL ptr deref later in the boot process. Signed-off-by: Sasha Levin <sasha.levin@oracle.com> Tested-by: Alexander Shiyan <shc_work@mail.ru> Cc: <stable@vger.kernel.org> # 3.14 Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Diffstat (limited to 'drivers/mtd')
-rw-r--r--drivers/mtd/nand/diskonchip.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/mtd/nand/diskonchip.c b/drivers/mtd/nand/diskonchip.c
index b9b4db607850..f68a7bccecdc 100644
--- a/drivers/mtd/nand/diskonchip.c
+++ b/drivers/mtd/nand/diskonchip.c
@@ -1439,7 +1439,7 @@ static int __init doc_probe(unsigned long physadr)
int reg, len, numchips;
int ret = 0;
- if (!request_mem_region(physadr, DOC_IOREMAP_LEN, NULL))
+ if (!request_mem_region(physadr, DOC_IOREMAP_LEN, "DiskOnChip"))
return -EBUSY;
virtadr = ioremap(physadr, DOC_IOREMAP_LEN);
if (!virtadr) {