[MTD NAND] Use vmalloc for buffer when scanning for bad blocks.

These new chips have 128KiB blocks. Don't try to kmalloc that.

Signed-off-by: David Woodhouse <dwmw2@infradead.org>

1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/mtd/nand/nand_bbt.c b/drivers/mtd/nand/nand_bbt.c
index ca286999fe08..32f063b6e9a5 100644
--- a/drivers/mtd/nand/nand_bbt.c
+++ b/drivers/mtd/nand/nand_bbt.c
@@ -60,7 +60,7 @@
 #include <linux/mtd/compatmac.h>
 #include <linux/bitops.h>
 #include <linux/delay.h>
-
+#include <linux/vmalloc.h>
 
 /**
  * check_pattern - [GENERIC] check if a pattern is in the buffer
@@ -873,7 +873,7 @@ int nand_scan_bbt (struct mtd_info *mtd, struct nand_bbt_descr *bd)
         /* Allocate a temporary buffer for one eraseblock incl. oob */
         len = (1 << this->bbt_erase_shift);
         len += (len >> this->page_shift) * mtd->oobsize;
-        buf = kmalloc (len, GFP_KERNEL);
+        buf = vmalloc(len);
         if (!buf) {
                 printk (KERN_ERR "nand_bbt: Out of memory\n");
                 kfree (this->bbt);
@@ -897,7 +897,7 @@ int nand_scan_bbt (struct mtd_info *mtd, struct nand_bbt_descr *bd)
         if (md)
                 mark_bbt_region (mtd, md);
 
-        kfree (buf);
+        vfree (buf);
         return res;
 }