mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-20 22:23:27 +00:00
55 lines
1.4 KiB
Diff
55 lines
1.4 KiB
Diff
--- a/drivers/mtd/redboot.c
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+++ b/drivers/mtd/redboot.c
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@@ -62,31 +62,32 @@
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static char nullstring[] = "unallocated";
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#endif
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+ buf = vmalloc(master->erasesize);
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+ if (!buf)
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+ return -ENOMEM;
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+
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+ restart:
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if ( directory < 0 ) {
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offset = master->size + directory * master->erasesize;
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- while (master->block_isbad &&
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+ while (master->block_isbad &&
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master->block_isbad(master, offset)) {
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if (!offset) {
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nogood:
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printk(KERN_NOTICE "Failed to find a non-bad block to check for RedBoot partition table\n");
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+ vfree(buf);
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return -EIO;
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}
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offset -= master->erasesize;
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}
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} else {
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offset = directory * master->erasesize;
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- while (master->block_isbad &&
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+ while (master->block_isbad &&
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master->block_isbad(master, offset)) {
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offset += master->erasesize;
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if (offset == master->size)
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goto nogood;
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}
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}
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- buf = vmalloc(master->erasesize);
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-
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- if (!buf)
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- return -ENOMEM;
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-
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printk(KERN_NOTICE "Searching for RedBoot partition table in %s at offset 0x%lx\n",
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master->name, offset);
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@@ -158,6 +159,11 @@
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}
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if (i == numslots) {
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/* Didn't find it */
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+ if (offset + master->erasesize < master->size) {
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+ /* not at the end of the flash yet, maybe next block :) */
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+ directory++;
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+ goto restart;
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+ }
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printk(KERN_NOTICE "No RedBoot partition table detected in %s\n",
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master->name);
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ret = 0;
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