| 1 | --- a/drivers/mtd/redboot.c |
| 2 | +++ b/drivers/mtd/redboot.c |
| 3 | @@ -78,31 +78,32 @@ static int parse_redboot_partitions(stru |
| 4 | static char nullstring[] = "unallocated"; |
| 5 | #endif |
| 6 | |
| 7 | + buf = vmalloc(master->erasesize); |
| 8 | + if (!buf) |
| 9 | + return -ENOMEM; |
| 10 | + |
| 11 | + restart: |
| 12 | if ( directory < 0 ) { |
| 13 | offset = master->size + directory * master->erasesize; |
| 14 | - while (master->block_isbad && |
| 15 | + while (master->block_isbad && |
| 16 | master->block_isbad(master, offset)) { |
| 17 | if (!offset) { |
| 18 | nogood: |
| 19 | printk(KERN_NOTICE "Failed to find a non-bad block to check for RedBoot partition table\n"); |
| 20 | + vfree(buf); |
| 21 | return -EIO; |
| 22 | } |
| 23 | offset -= master->erasesize; |
| 24 | } |
| 25 | } else { |
| 26 | offset = directory * master->erasesize; |
| 27 | - while (master->block_isbad && |
| 28 | + while (master->block_isbad && |
| 29 | master->block_isbad(master, offset)) { |
| 30 | offset += master->erasesize; |
| 31 | if (offset == master->size) |
| 32 | goto nogood; |
| 33 | } |
| 34 | } |
| 35 | - buf = vmalloc(master->erasesize); |
| 36 | - |
| 37 | - if (!buf) |
| 38 | - return -ENOMEM; |
| 39 | - |
| 40 | printk(KERN_NOTICE "Searching for RedBoot partition table in %s at offset 0x%lx\n", |
| 41 | master->name, offset); |
| 42 | |
| 43 | @@ -174,6 +175,11 @@ static int parse_redboot_partitions(stru |
| 44 | } |
| 45 | if (i == numslots) { |
| 46 | /* Didn't find it */ |
| 47 | + if (offset + master->erasesize < master->size) { |
| 48 | + /* not at the end of the flash yet, maybe next block :) */ |
| 49 | + directory++; |
| 50 | + goto restart; |
| 51 | + } |
| 52 | printk(KERN_NOTICE "No RedBoot partition table detected in %s\n", |
| 53 | master->name); |
| 54 | ret = 0; |
| 55 | |
