diff --git a/drivers/mtd/ubi/debug.c b/drivers/mtd/ubi/debug.c
index 61af9bb..d7a47d5 100644
--- a/drivers/mtd/ubi/debug.c
+++ b/drivers/mtd/ubi/debug.c
@@ -200,38 +200,6 @@ void ubi_dbg_dump_mkvol_req(const struct ubi_mkvol_req *req)
 }
 
 /**
- * ubi_dbg_dump_flash - dump a region of flash.
- * @ubi: UBI device description object
- * @pnum: the physical eraseblock number to dump
- * @offset: the starting offset within the physical eraseblock to dump
- * @len: the length of the region to dump
- */
-void ubi_dbg_dump_flash(struct ubi_device *ubi, int pnum, int offset, int len)
-{
-	int err;
-	size_t read;
-	void *buf;
-	loff_t addr = (loff_t)pnum * ubi->peb_size + offset;
-
-	buf = vmalloc(len);
-	if (!buf)
-		return;
-	err = mtd_read(ubi->mtd, addr, len, &read, buf);
-	if (err && err != -EUCLEAN) {
-		ubi_err("error %d while reading %d bytes from PEB %d:%d, "
-			"read %zd bytes", err, len, pnum, offset, read);
-		goto out;
-	}
-
-	dbg_msg("dumping %d bytes of data from PEB %d, offset %d",
-		len, pnum, offset);
-	print_hex_dump(KERN_DEBUG, "", DUMP_PREFIX_OFFSET, 32, 1, buf, len, 1);
-out:
-	vfree(buf);
-	return;
-}
-
-/**
  * ubi_debugging_init_dev - initialize debugging for an UBI device.
  * @ubi: UBI device description object
  *
diff --git a/drivers/mtd/ubi/debug.h b/drivers/mtd/ubi/debug.h
index aff6499..b21a90a 100644
--- a/drivers/mtd/ubi/debug.h
+++ b/drivers/mtd/ubi/debug.h
@@ -63,7 +63,6 @@ void ubi_dbg_dump_vtbl_record(const struct ubi_vtbl_record *r, int idx);
 void ubi_dbg_dump_sv(const struct ubi_scan_volume *sv);
 void ubi_dbg_dump_seb(const struct ubi_scan_leb *seb, int type);
 void ubi_dbg_dump_mkvol_req(const struct ubi_mkvol_req *req);
-void ubi_dbg_dump_flash(struct ubi_device *ubi, int pnum, int offset, int len);
 int ubi_dbg_check_all_ff(struct ubi_device *ubi, int pnum, int offset, int len);
 int ubi_dbg_check_write(struct ubi_device *ubi, const void *buf, int pnum,
 			int offset, int len);
@@ -205,8 +204,6 @@ static inline void ubi_dbg_dump_seb(const struct ubi_scan_leb *seb,
 				    int type)                        { return; }
 static inline void
 ubi_dbg_dump_mkvol_req(const struct ubi_mkvol_req *req)              { return; }
-static inline void ubi_dbg_dump_flash(struct ubi_device *ubi,
-				      int pnum, int offset, int len) { return; }
 static inline void
 ubi_dbg_print_hex_dump(const char *l, const char *ps, int pt, int r,
 		       int g, const void *b, size_t len, bool a)     { return; }
diff --git a/drivers/mtd/ubi/io.c b/drivers/mtd/ubi/io.c
index 507e0c6..d81d044 100644
--- a/drivers/mtd/ubi/io.c
+++ b/drivers/mtd/ubi/io.c
@@ -222,6 +222,38 @@ retry:
 }
 
 /**
+ * dump_flash - dump a region of flash.
+ * @ubi: UBI device description object
+ * @pnum: the physical eraseblock number to dump
+ * @offset: the starting offset within the physical eraseblock to dump
+ * @len: the length of the region to dump
+ */
+static void dump_flash(struct ubi_device *ubi, int pnum, int offset, int len)
+{
+	int err;
+	size_t read;
+	void *buf;
+	loff_t addr = (loff_t)pnum * ubi->peb_size + offset;
+
+	buf = vmalloc(len);
+	if (!buf)
+		return;
+	err = mtd_read(ubi->mtd, addr, len, &read, buf);
+	if (err && err != -EUCLEAN) {
+		ubi_err("error %d while reading %d bytes from PEB %d:%d, "
+			"read %zd bytes", err, len, pnum, offset, read);
+		goto out;
+	}
+
+	ubi_msg("dumping %d bytes of data from PEB %d, offset %d",
+		len, pnum, offset);
+	print_hex_dump(KERN_DEBUG, "", DUMP_PREFIX_OFFSET, 32, 1, buf, len, 1);
+out:
+	vfree(buf);
+	return;
+}
+
+/**
  * ubi_io_write - write data to a physical eraseblock.
  * @ubi: UBI device description object
  * @buf: buffer with the data to write
@@ -294,7 +326,7 @@ int ubi_io_write(struct ubi_device *ubi, const void *buf, int pnum, int offset,
 		ubi_err("error %d while writing %d bytes to PEB %d:%d, written "
 			"%zd bytes", err, len, pnum, offset, written);
 		dump_stack();
-		ubi_dbg_dump_flash(ubi, pnum, offset, len);
+		ubi_dump_flash(ubi, pnum, offset, len);
 	} else
 		ubi_assert(written == len);
 
@@ -563,7 +595,7 @@ static int nor_erase_prepare(struct ubi_device *ubi, int pnum)
 	 */
 	ubi_err("cannot invalidate PEB %d, write returned %d read returned %d",
 		pnum, err, err1);
-	ubi_dbg_dump_flash(ubi, pnum, 0, ubi->peb_size);
+	dump_flash(ubi, pnum, 0, ubi->peb_size);
 	return -EIO;
 }