From d982da79deb36185c420f94417b57e7b8a4af04c Mon Sep 17 00:00:00 2001 From: Baruch Siach Date: Mon, 18 Oct 2010 11:35:30 +0200 Subject: [PATCH] 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 Signed-off-by: Denys Vlasenko --- miscutils/nandwrite.c | 12 ++++++------ 1 file 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) {