Merge git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-2.6

[linux-2.6] / drivers / mtd / maps / cstm_mips_ixx.c

diff --git a/drivers/mtd/maps/cstm_mips_ixx.c b/drivers/mtd/maps/cstm_mips_ixx.c
index aa56defb94c805dfd4b93d2b13ac85ee53bf9af0..df2c38ef105ad476769c0d30004f6a3ea61e9549 100644 (file)
--- a/drivers/mtd/maps/cstm_mips_ixx.c
+++ b/drivers/mtd/maps/cstm_mips_ixx.c
@@ -171,7 +171,14 @@ int __init init_cstm_mips_ixx(void)
                cstm_mips_ixx_map[i].phys = cstm_mips_ixx_board_desc[i].window_addr;
                cstm_mips_ixx_map[i].virt = ioremap(cstm_mips_ixx_board_desc[i].window_addr, cstm_mips_ixx_board_desc[i].window_size);
                if (!cstm_mips_ixx_map[i].virt) {
+                       int j = 0;
                        printk(KERN_WARNING "Failed to ioremap\n");
+                       for (j = 0; j < i; j++) {
+                               if (cstm_mips_ixx_map[j].virt) {
+                                       iounmap(cstm_mips_ixx_map[j].virt);
+                                       cstm_mips_ixx_map[j].virt = NULL;
+                               }
+                       }
                        return -EIO;
                }
                cstm_mips_ixx_map[i].name = cstm_mips_ixx_board_desc[i].name;
@@ -204,8 +211,15 @@ int __init init_cstm_mips_ixx(void)
                        cstm_mips_ixx_map[i].map_priv_2 = (unsigned long)mymtd;
                        add_mtd_partitions(mymtd, parts, cstm_mips_ixx_board_desc[i].num_partitions);
                }
-               else
-                  return -ENXIO;
+               else {
+                       for (i = 0; i < PHYSMAP_NUMBER; i++) {
+                               if (cstm_mips_ixx_map[i].virt) {
+                                       iounmap(cstm_mips_ixx_map[i].virt);
+                                       cstm_mips_ixx_map[i].virt = NULL;
+                               }
+                       }
+                       return -ENXIO;
+               }
        }
        return 0;
 }