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kernel: Correctly search for the FIT image in mtd partition.

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Previously all iterations of the loop checked offset=0 in the partition.

Signed-off-by: Fredrik Olofsson <fredrik.olofsson@anyfinetworks.com>
This commit is contained in:
Fredrik Olofsson
2019-09-04 10:41:22 +02:00
committed by Petr Štetiar
parent 205e0939f0
commit dc76900021
1 changed files with 2 additions and 2 deletions
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4
target/linux/generic/files/drivers/mtd/mtdsplit/mtdsplit_fit.c
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@@ -60,8 +60,8 @@ mtdsplit_fit_parse(struct mtd_info *mtd,
hdr_len = sizeof(struct fdt_header); hdr_len = sizeof(struct fdt_header);
/* Parse the MTD device & search for the FIT image location */ /* Parse the MTD device & search for the FIT image location */
for(offset = 0; offset < mtd->size; offset += mtd->erasesize) { for(offset = 0; offset + hdr_len < mtd->size; offset += mtd->erasesize) {
ret = mtd_read(mtd, 0, hdr_len, &retlen, (void*) &hdr); ret = mtd_read(mtd, offset, hdr_len, &retlen, (void*) &hdr);
if (ret) { if (ret) {
pr_err("read error in \"%s\" at offset 0x%llx\n", pr_err("read error in \"%s\" at offset 0x%llx\n",
mtd->name, (unsigned long long) offset); mtd->name, (unsigned long long) offset);