target/linux/bcm53xx/patches-4.1/902-mtd-bcm47xxpart-print-buffer-used-for-determining-pa.patch

   1 From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com>
   2 Date: Wed, 16 Dec 2015 10:16:14 +0100
   3 Subject: [PATCH] mtd: bcm47xxpart: print buffer used for determining part name
   4 MIME-Version: 1.0
   5 Content-Type: text/plain; charset=UTF-8
   6 Content-Transfer-Encoding: 8bit
   7
   8 Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
   9 ---
  10  drivers/mtd/bcm47xxpart.c | 9 ++++++---
  11  1 file changed, 6 insertions(+), 3 deletions(-)
  12
  13 --- a/drivers/mtd/bcm47xxpart.c
  14 +++ b/drivers/mtd/bcm47xxpart.c
  15 @@ -94,19 +94,22 @@ static size_t bcm47xxpart_real_offset(st
  16  static const char *bcm47xxpart_trx_data_part_name(struct mtd_info *master,
  17                                                   size_t offset)
  18  {
  19 -       uint32_t buf;
  20 +       uint32_t buf[8];
  21         size_t bytes_read;
  22         int err;
  23
  24         err  = mtd_read(master, offset, sizeof(buf), &bytes_read,
  25 -                       (uint8_t *)&buf);
  26 +                       (uint8_t *)buf);
  27         if (err && !mtd_is_bitflip(err)) {
  28                 pr_err("mtd_read error while parsing (offset: 0x%X): %d\n",
  29                         offset, err);
  30                 goto out_default;
  31         }
  32
  33 -       if (buf == UBI_EC_MAGIC)
  34 +       pr_info("%012zx: %08x %08x %08x %08x\n", offset + 0x00, buf[0], buf[1], buf[2], buf[3]);
  35 +       pr_info("%012zx: %08x %08x %08x %08x\n", offset + 0x10, buf[4], buf[5], buf[6], buf[7]);
  36 +
  37 +       if (buf[0] == UBI_EC_MAGIC)
  38                 return "ubi";
  39
  40  out_default: