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Diffstat (limited to 'lib/libmtd.c')
-rw-r--r--lib/libmtd.c13
1 files changed, 11 insertions, 2 deletions
diff --git a/lib/libmtd.c b/lib/libmtd.c
index 2573cc7..c34874e 100644
--- a/lib/libmtd.c
+++ b/lib/libmtd.c
@@ -900,14 +900,23 @@ int mtd_regioninfo(int fd, int regidx, struct region_info_user *reginfo)
return 0;
}
-int mtd_islocked(const struct mtd_dev_info *mtd, int fd, int eb)
+int mtd_is_locked(const struct mtd_dev_info *mtd, int fd, int eb)
{
+ int ret;
erase_info_t ei;
ei.start = eb * mtd->eb_size;
ei.length = mtd->eb_size;
- return ioctl(fd, MEMISLOCKED, &ei);
+ ret = ioctl(fd, MEMISLOCKED, &ei);
+ if (ret < 0) {
+ if (errno != ENOTTY && errno != EOPNOTSUPP)
+ return mtd_ioctl_error(mtd, eb, "MEMISLOCKED");
+ else
+ errno = EOPNOTSUPP;
+ }
+
+ return ret;
}
/* Patterns to write to a physical eraseblock when torturing it */