diff options
Diffstat (limited to 'package/system/mtd/src/trx.c')
| -rw-r--r-- | package/system/mtd/src/trx.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/package/system/mtd/src/trx.c b/package/system/mtd/src/trx.c index c1296a5f70..aaca232b6f 100644 --- a/package/system/mtd/src/trx.c +++ b/package/system/mtd/src/trx.c @@ -207,13 +207,6 @@ mtd_fixtrx(const char *mtd, size_t offset, size_t data_size) exit(1); } - if (trx->len == STORE32_LE(data_size + TRX_CRC32_DATA_OFFSET)) { - if (quiet < 2) - fprintf(stderr, "Header already fixed, exiting\n"); - close(fd); - return 0; - } - buf = malloc(data_size); if (!buf) { perror("malloc"); @@ -243,6 +236,14 @@ mtd_fixtrx(const char *mtd, size_t offset, size_t data_size) } data_size = to - buf; + if (trx->len == STORE32_LE(data_size + TRX_CRC32_DATA_OFFSET) && + trx->crc32 == STORE32_LE(crc32buf(buf, data_size))) { + if (quiet < 2) + fprintf(stderr, "Header already fixed, exiting\n"); + close(fd); + return 0; + } + trx->len = STORE32_LE(data_size + offsetof(struct trx_header, flag_version)); trx->crc32 = STORE32_LE(crc32buf(buf, data_size)); |