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mtd: seama: update MD5 using header in the first block buffer

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This will allow separating first block buffer from a buffer used for MD5
calculation.

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
This commit is contained in:
rmilecki 2016-05-09 12:53:33 +00:00 committed by Rafał Miłecki
parent bcccb03200
commit 1d628f0cbe
1 changed files with 3 additions and 4 deletions
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7
package/system/mtd/src/seama.c
View file

@ -51,9 +51,8 @@ ssize_t pread(int fd, void *buf, size_t count, off_t offset);
ssize_t pwrite(int fd, const void *buf, size_t count, off_t offset);
int
seama_fix_md5(char *buf, size_t len)
seama_fix_md5(struct seama_entity_header *shdr, char *buf, size_t len)
{
struct seama_entity_header *shdr = (struct seama_entity_header *) buf;
char *data;
size_t msize;
size_t isize;
@ -163,7 +162,7 @@ mtd_fixseama(const char *mtd, size_t offset)
exit(1);
}
if (seama_fix_md5(buf, mtdsize))
if (seama_fix_md5(shdr, buf, mtdsize))
goto out;
if (mtd_erase_block(fd, block_offset)) {
@ -175,7 +174,7 @@ mtd_fixseama(const char *mtd, size_t offset)
if (quiet < 2)
fprintf(stderr, "Rewriting block at 0x%x\n", block_offset);
if (pwrite(fd, buf, erasesize, block_offset) != erasesize) {
if (pwrite(fd, first_block, erasesize, block_offset) != erasesize) {
fprintf(stderr, "Error writing block (%s)\n", strerror(errno));
exit(1);
}