diff --git a/drivers/mtd/ubi/io.c b/drivers/mtd/ubi/io.c
index ffb2303395587c90ed08657fa06a31989659f112..332f992f13d982e4d1d46164f673a4f67914ce87 100644
--- a/drivers/mtd/ubi/io.c
+++ b/drivers/mtd/ubi/io.c
@@ -150,7 +150,7 @@ int ubi_io_read(const struct ubi_device *ubi, void *buf, int pnum, int offset,
 retry:
 	err = ubi->mtd->read(ubi->mtd, addr, len, &read, buf);
 	if (err) {
-		const char errstr = (err == -EBADMSG) ? "ECC error" : "";
+		const char *errstr = (err == -EBADMSG) ? " (ECC error)" : "";
 
 		if (err == -EUCLEAN) {
 			/*
@@ -174,7 +174,7 @@ int ubi_io_read(const struct ubi_device *ubi, void *buf, int pnum, int offset,
 			goto retry;
 		}
 
-		ubi_err("error %d while reading %d bytes from PEB %d:%d, "
+		ubi_err("error %d%s while reading %d bytes from PEB %d:%d, "
 			"read %zd bytes", err, errstr, len, pnum, offset, read);
 		ubi_dbg_dump_stack();
 
diff --git a/drivers/mtd/ubi/scan.c b/drivers/mtd/ubi/scan.c
index de7b2f1c41136c7b9bfdbd1580e6602ecb884711..37855e55651faafb376093fb8ff16ae3d75d5a45 100644
--- a/drivers/mtd/ubi/scan.c
+++ b/drivers/mtd/ubi/scan.c
@@ -901,8 +901,7 @@ static int process_eb(struct ubi_device *ubi, struct ubi_scan_info *si,
  * MTD device. Returns zero if we should proceed with attaching the MTD device,
  * and %-EINVAL if we should not.
  */
-static int check_what_we_have(const struct ubi_device *ubi,
-			      struct ubi_scan_info *si)
+static int check_what_we_have(struct ubi_device *ubi, struct ubi_scan_info *si)
 {
 	struct ubi_scan_leb *seb;
 	int max_corr;