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-rw-r--r--ubi-utils/src/libscan.c29
1 files changed, 14 insertions, 15 deletions
diff --git a/ubi-utils/src/libscan.c b/ubi-utils/src/libscan.c
index 25b5658..5a2ea78 100644
--- a/ubi-utils/src/libscan.c
+++ b/ubi-utils/src/libscan.c
@@ -73,7 +73,7 @@ int ubi_scan(struct mtd_dev_info *mtd, int fd, struct ubi_scan_info **info,
for (eb = 0; eb < mtd->eb_cnt; eb++) {
int ret;
uint32_t crc;
- struct ubi_ec_hdr hdr;
+ struct ubi_ec_hdr ech;
unsigned long long ec;
if (v) {
@@ -97,13 +97,12 @@ int ubi_scan(struct mtd_dev_info *mtd, int fd, struct ubi_scan_info **info,
continue;
}
- ret = mtd_read(mtd, fd, eb, 0, &hdr, sizeof(struct ubi_ec_hdr));
+ ret = mtd_read(mtd, fd, eb, 0, &ech, sizeof(struct ubi_ec_hdr));
if (ret < 0)
goto out_ec;
- /* Check the EC header */
- if (be32_to_cpu(hdr.magic) != UBI_EC_HDR_MAGIC) {
- if (all_ff(&hdr, sizeof(struct ubi_ec_hdr))) {
+ if (be32_to_cpu(ech.magic) != UBI_EC_HDR_MAGIC) {
+ if (all_ff(&ech, sizeof(struct ubi_ec_hdr))) {
si->empty_cnt += 1;
si->ec[eb] = EB_EMPTY;
if (v)
@@ -117,17 +116,17 @@ int ubi_scan(struct mtd_dev_info *mtd, int fd, struct ubi_scan_info **info,
continue;
}
- crc = crc32(UBI_CRC32_INIT, &hdr, UBI_EC_HDR_SIZE_CRC);
- if (be32_to_cpu(hdr.hdr_crc) != crc) {
+ crc = crc32(UBI_CRC32_INIT, &ech, UBI_EC_HDR_SIZE_CRC);
+ if (be32_to_cpu(ech.hdr_crc) != crc) {
si->corrupted_cnt += 1;
si->ec[eb] = EB_CORRUPTED;
if (v)
printf(": bad CRC %#08x, should be %#08x\n",
- crc, be32_to_cpu(hdr.hdr_crc));
+ crc, be32_to_cpu(ech.hdr_crc));
continue;
}
- ec = be64_to_cpu(hdr.ec);
+ ec = be64_to_cpu(ech.ec);
if (ec > EC_MAX) {
if (pr)
printf("\n");
@@ -138,8 +137,8 @@ int ubi_scan(struct mtd_dev_info *mtd, int fd, struct ubi_scan_info **info,
}
if (si->vid_hdr_offs == -1) {
- si->vid_hdr_offs = be32_to_cpu(hdr.vid_hdr_offset);
- si->data_offs = be32_to_cpu(hdr.data_offset);
+ si->vid_hdr_offs = be32_to_cpu(ech.vid_hdr_offset);
+ si->data_offs = be32_to_cpu(ech.data_offset);
if (si->data_offs % mtd->min_io_size) {
if (pr)
printf("\n");
@@ -155,7 +154,7 @@ int ubi_scan(struct mtd_dev_info *mtd, int fd, struct ubi_scan_info **info,
}
} else {
- if ((int)be32_to_cpu(hdr.vid_hdr_offset) != si->vid_hdr_offs) {
+ if ((int)be32_to_cpu(ech.vid_hdr_offset) != si->vid_hdr_offs) {
if (pr)
printf("\n");
if (v)
@@ -163,13 +162,13 @@ int ubi_scan(struct mtd_dev_info *mtd, int fd, struct ubi_scan_info **info,
warnmsg("inconsistent VID header offset: was "
"%d, but is %d in eraseblock %d",
si->vid_hdr_offs,
- be32_to_cpu(hdr.vid_hdr_offset), eb);
+ be32_to_cpu(ech.vid_hdr_offset), eb);
warnmsg("treat eraseblock %d as corrupted", eb);
si->corrupted_cnt += 1;
si->ec[eb] = EB_CORRUPTED;
continue;
}
- if ((int)be32_to_cpu(hdr.data_offset) != si->data_offs) {
+ if ((int)be32_to_cpu(ech.data_offset) != si->data_offs) {
if (pr)
printf("\n");
if (v)
@@ -177,7 +176,7 @@ int ubi_scan(struct mtd_dev_info *mtd, int fd, struct ubi_scan_info **info,
warnmsg("inconsistent data offset: was %d, but"
" is %d in eraseblock %d",
si->data_offs,
- be32_to_cpu(hdr.data_offset), eb);
+ be32_to_cpu(ech.data_offset), eb);
warnmsg("treat eraseblock %d as corrupted", eb);
si->corrupted_cnt += 1;
si->ec[eb] = EB_CORRUPTED;