fedora core 6 1.2949 + vserver 2.2.0

[linux-2.6.git] / drivers / mtd / nand / ppchameleonevb.c

diff --git a/drivers/mtd/nand/ppchameleonevb.c b/drivers/mtd/nand/ppchameleonevb.c
index 22fa65c..eb7d4d4 100644 (file)
--- a/drivers/mtd/nand/ppchameleonevb.c
+++ b/drivers/mtd/nand/ppchameleonevb.c
@@ -276,6 +276,7 @@ static int __init ppchameleonevb_init(void)
        /* Scan to find existence of the device (it could not be mounted) */
        if (nand_scan(ppchameleon_mtd, 1)) {
                iounmap((void *)ppchameleon_fio_base);
+               ppchameleon_fio_base = NULL;
                kfree(ppchameleon_mtd);
                goto nand_evb_init;
        }
@@ -314,6 +315,8 @@ static int __init ppchameleonevb_init(void)
        ppchameleonevb_mtd = kmalloc(sizeof(struct mtd_info) + sizeof(struct nand_chip), GFP_KERNEL);
        if (!ppchameleonevb_mtd) {
                printk("Unable to allocate PPChameleonEVB NAND MTD device structure.\n");
+               if (ppchameleon_fio_base)
+                       iounmap(ppchameleon_fio_base);
                return -ENOMEM;
        }
 
@@ -322,6 +325,8 @@ static int __init ppchameleonevb_init(void)
        if (!ppchameleonevb_fio_base) {
                printk("ioremap PPChameleonEVB NAND flash failed\n");
                kfree(ppchameleonevb_mtd);
+               if (ppchameleon_fio_base)
+                       iounmap(ppchameleon_fio_base);
                return -EIO;
        }
 
@@ -378,6 +383,8 @@ static int __init ppchameleonevb_init(void)
        if (nand_scan(ppchameleonevb_mtd, 1)) {
                iounmap((void *)ppchameleonevb_fio_base);
                kfree(ppchameleonevb_mtd);
+               if (ppchameleon_fio_base)
+                       iounmap(ppchameleon_fio_base);
                return -ENXIO;
        }
 #ifdef CONFIG_MTD_PARTITIONS