1 files changed, 8 insertions, 8 deletions
diff --git a/nanddump.c b/nanddump.c
index 463ddcc..f1b58a9 100644
--- a/nanddump.c
+++ b/nanddump.c
@@ -171,7 +171,7 @@ int main(int argc, char **argv)
 {
 	unsigned long ofs, end_addr = 0;
 	unsigned long long blockstart = 1;
-	int i, fd, ofd, bs, badblock = 0;
+	int ret, i, fd, ofd, bs, badblock = 0;
 	struct mtd_oob_buf oob = {0, 16, oobbuf};
 	mtd_info_t meminfo;
 	char pretty_buf[80];
@@ -208,9 +208,12 @@ int main(int argc, char **argv)
 	oob.length = meminfo.oobsize;
 
 	if (noecc)  {
-		switch (ioctl(fd, MTDFILEMODE, (void *) MTD_MODE_RAW)) {
-
-			case -ENOTTY:
+		ret = ioctl(fd, MTDFILEMODE, (void *) MTD_MODE_RAW);
+		if (ret == 0) {
+			oobinfochanged = 2;
+		} else {
+			switch (errno) {
+			case ENOTTY:
 				if (ioctl (fd, MEMGETOOBSEL, &old_oobinfo) != 0) {
 					perror ("MEMGETOOBSEL");
 					close (fd);
@@ -223,14 +226,11 @@ int main(int argc, char **argv)
 				}
 				oobinfochanged = 1;
 				break;
-
-			case 0:
-				oobinfochanged = 2;
-				break;
 			default:
 				perror ("MTDFILEMODE");
 				close (fd);
 				exit (1);
+			}
 		}
 	} else {