[PATCH 2/2] nanddump: always check the first erase block

[Baruch Siach]

Check the first block even when start_addr is not eraseblock aligned.

Signed-off-by: Baruch Siach <baruch at tkos.co.il>
---
 nanddump.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/nanddump.c b/nanddump.c
index d6d1352..9267a1c 100644
--- a/nanddump.c
+++ b/nanddump.c
@@ -283,7 +283,7 @@ int main(int argc, char * const argv[])
 	struct mtd_oob_buf oob = {0, 16, oobbuf};
 	mtd_info_t meminfo;
 	char pretty_buf[PRETTY_BUF_LEN];
-	int oobinfochanged = 0 ;
+	int oobinfochanged = 0, firstblock = 1;
 	struct nand_oobinfo old_oobinfo;
 	struct mtd_ecc_stats stat1, stat2;
 	bool eccstats = false;
@@ -405,8 +405,10 @@ int main(int argc, char * const argv[])
 		// new eraseblock , check for bad block
 		if (noskipbad) {
 			badblock = 0;
-		} else if (blockstart != (ofs & (~meminfo.erasesize + 1))) {
+		} else if (blockstart != (ofs & (~meminfo.erasesize + 1)) ||
+				firstblock) {
 			blockstart = ofs & (~meminfo.erasesize + 1);
+			firstblock = 0;
 			if ((badblock = ioctl(fd, MEMGETBADBLOCK, &blockstart)) < 0) {
 				perror("ioctl(MEMGETBADBLOCK)");
 				goto closeall;
-- 
1.7.1