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| author | Baruch Siach <baruch@tkos.co.il> | 2010-10-18 11:35:30 +0200 |
|---|---|---|
| committer | Denys Vlasenko <dvlasenk@redhat.com> | 2010-10-18 15:34:58 +0200 |
| commit | d982da79deb36185c420f94417b57e7b8a4af04c (patch) | |
| tree | e1af87fee6f8fb053751520dce9bd76d860044cf | |
| parent | c48a5c607d8bdb422224a9767925a30d486a1109 (diff) | |
| download | busybox-d982da79deb36185c420f94417b57e7b8a4af04c.tar.gz | |
nanddump: make oobbuf allocation dynamic
In accordance with upstream mtd-utils commit 96a5eeaf (mtd-utils: nanddump:
Dynamic buffer, increase pagesize/oobsize).
Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
| -rw-r--r-- | miscutils/nandwrite.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/miscutils/nandwrite.c b/miscutils/nandwrite.c index 6c85ea346..de30a0c1f 100644 --- a/miscutils/nandwrite.c +++ b/miscutils/nandwrite.c @@ -60,7 +60,6 @@ #define OPT_f (1 << 3) #define OPT_l (1 << 4) -#define NAND_MAX_OOBSIZE 256 /* helper for writing out 0xff for bad blocks pad */ static void dump_bad(struct mtd_info_user *meminfo, unsigned len, int oob) { @@ -103,7 +102,7 @@ int nandwrite_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; int nandwrite_main(int argc UNUSED_PARAM, char **argv) { /* Buffer for OOB data */ - unsigned char oobbuf[NAND_MAX_OOBSIZE]; + unsigned char *oobbuf; unsigned opts; int fd; ssize_t cnt; @@ -135,10 +134,6 @@ int nandwrite_main(int argc UNUSED_PARAM, char **argv) fd = xopen(argv[0], O_RDWR); xioctl(fd, MEMGETINFO, &meminfo); - oob.start = 0; - oob.length = meminfo.oobsize; - oob.ptr = oobbuf; - mtdoffset = xstrtou(opt_s, 0); if (IS_NANDDUMP && (opts & OPT_l)) { unsigned length = xstrtou(opt_l, 0); @@ -153,6 +148,11 @@ int nandwrite_main(int argc UNUSED_PARAM, char **argv) bb_error_msg_and_die("start address is not page aligned"); filebuf = xmalloc(meminfo_writesize); + oobbuf = xmalloc(meminfo.oobsize); + + oob.start = 0; + oob.length = meminfo.oobsize; + oob.ptr = oobbuf; blockstart = mtdoffset & ~(meminfo.erasesize - 1); if (blockstart != mtdoffset) { |