[PATCH] cris: nand: fix a leak in error handling path

[Christophe JAILLET]

If only 1 of the 2 'ioremap' fails, then there is a small leak.

Signed-off-by: Christophe JAILLET <christophe.jail...@wanadoo.fr>
---
 arch/cris/arch-v32/drivers/mach-fs/nandflash.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/arch/cris/arch-v32/drivers/mach-fs/nandflash.c 
b/arch/cris/arch-v32/drivers/mach-fs/nandflash.c
index a74540514bdb..57622fbd9f25 100644
--- a/arch/cris/arch-v32/drivers/mach-fs/nandflash.c
+++ b/arch/cris/arch-v32/drivers/mach-fs/nandflash.c
@@ -123,7 +123,7 @@ struct mtd_info *__init crisv32_nand_flash_probe(void)
        if (!read_cs || !write_cs) {
                printk(KERN_ERR "CRISv32 NAND ioremap failed\n");
                err = -EIO;
-               goto out_mtd;
+               goto out_ior;
        }
 
        /* Get pointer to private data */
@@ -162,9 +162,11 @@ struct mtd_info *__init crisv32_nand_flash_probe(void)
        return crisv32_mtd;
 
 out_ior:
-       iounmap((void *)read_cs);
-       iounmap((void *)write_cs);
-out_mtd:
+       if (read_cs)
+               iounmap((void *)read_cs);
+       if (write_cs)
+               iounmap((void *)write_cs);
+
        kfree(wrapper);
        return NULL;
 }
-- 
2.11.0