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authorArtem Bityutskiy <Artem.Bityutskiy@nokia.com>2010-04-30 16:50:22 +0300
committerArtem Bityutskiy <Artem.Bityutskiy@nokia.com>2010-06-04 11:30:42 +0300
commit786d78318586cbdc8aec539fe5a4942490267fef (patch)
tree3ca3144ce0186dea041782b8a9789caf16d89cbb /drivers/mtd/ubi/io.c
parent67a3e12b05e055c0415c556a315a3d3eb637e29e (diff)
downloadop-kernel-dev-786d78318586cbdc8aec539fe5a4942490267fef.zip
op-kernel-dev-786d78318586cbdc8aec539fe5a4942490267fef.tar.gz
UBI: simplify IO error codes
We do not really need 2 separate error codes for indicating bad VID and bad EC headers (UBI_IO_BAD_EC_HDR, UBI_IO_BAD_VID_HDR), it is enough to have only one UBI_IO_BAD_HDR return code. This patch does not introduce any functional change, only some code simplification. Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com> Reviewed-by: Sebastian Andrzej Siewior <sebastian@breakpoint.cc> Tested-by: Sebastian Andrzej Siewior <sebastian@breakpoint.cc>
Diffstat (limited to 'drivers/mtd/ubi/io.c')
-rw-r--r--drivers/mtd/ubi/io.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/mtd/ubi/io.c b/drivers/mtd/ubi/io.c
index 4b979e3..02b1932 100644
--- a/drivers/mtd/ubi/io.c
+++ b/drivers/mtd/ubi/io.c
@@ -515,7 +515,7 @@ static int nor_erase_prepare(struct ubi_device *ubi, int pnum)
* In this case we probably anyway have garbage in this PEB.
*/
err1 = ubi_io_read_vid_hdr(ubi, pnum, &vid_hdr, 0);
- if (err1 == UBI_IO_BAD_VID_HDR)
+ if (err1 == UBI_IO_BAD_HDR)
/*
* The VID header is corrupted, so we can safely erase this
* PEB and not afraid that it will be treated as a valid PEB in
@@ -709,7 +709,7 @@ bad:
* o %UBI_IO_BITFLIPS if the CRC is correct, but bit-flips were detected
* and corrected by the flash driver; this is harmless but may indicate that
* this eraseblock may become bad soon (but may be not);
- * o %UBI_IO_BAD_EC_HDR if the erase counter header is corrupted (a CRC error);
+ * o %UBI_IO_BAD_HDR if the erase counter header is corrupted (a CRC error);
* o %UBI_IO_PEB_EMPTY if the physical eraseblock is empty;
* o a negative error code in case of failure.
*/
@@ -774,7 +774,7 @@ int ubi_io_read_ec_hdr(struct ubi_device *ubi, int pnum,
} else if (UBI_IO_DEBUG)
dbg_msg("bad magic number at PEB %d: %08x instead of "
"%08x", pnum, magic, UBI_EC_HDR_MAGIC);
- return UBI_IO_BAD_EC_HDR;
+ return UBI_IO_BAD_HDR;
}
crc = crc32(UBI_CRC32_INIT, ec_hdr, UBI_EC_HDR_SIZE_CRC);
@@ -788,7 +788,7 @@ int ubi_io_read_ec_hdr(struct ubi_device *ubi, int pnum,
} else if (UBI_IO_DEBUG)
dbg_msg("bad EC header CRC at PEB %d, calculated "
"%#08x, read %#08x", pnum, crc, hdr_crc);
- return UBI_IO_BAD_EC_HDR;
+ return UBI_IO_BAD_HDR;
}
/* And of course validate what has just been read from the media */
@@ -977,7 +977,7 @@ bad:
* o %UBI_IO_BITFLIPS if the CRC is correct, but bit-flips were detected
* and corrected by the flash driver; this is harmless but may indicate that
* this eraseblock may become bad soon;
- * o %UBI_IO_BAD_VID_HDR if the volume identifier header is corrupted (a CRC
+ * o %UBI_IO_BAD_HDR if the volume identifier header is corrupted (a CRC
* error detected);
* o %UBI_IO_PEB_FREE if the physical eraseblock is free (i.e., there is no VID
* header there);
@@ -1045,7 +1045,7 @@ int ubi_io_read_vid_hdr(struct ubi_device *ubi, int pnum,
} else if (UBI_IO_DEBUG)
dbg_msg("bad magic number at PEB %d: %08x instead of "
"%08x", pnum, magic, UBI_VID_HDR_MAGIC);
- return UBI_IO_BAD_VID_HDR;
+ return UBI_IO_BAD_HDR;
}
crc = crc32(UBI_CRC32_INIT, vid_hdr, UBI_VID_HDR_SIZE_CRC);
@@ -1059,7 +1059,7 @@ int ubi_io_read_vid_hdr(struct ubi_device *ubi, int pnum,
} else if (UBI_IO_DEBUG)
dbg_msg("bad CRC at PEB %d, calculated %#08x, "
"read %#08x", pnum, crc, hdr_crc);
- return UBI_IO_BAD_VID_HDR;
+ return UBI_IO_BAD_HDR;
}
/* Validate the VID header that we have just read */
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