diff options
| author | Artem Bityutskiy <artem.bityutskiy@linux.intel.com> | 2011-12-28 18:47:46 +0200 |
|---|---|---|
| committer | David Woodhouse <David.Woodhouse@intel.com> | 2012-01-09 18:26:15 +0000 |
| commit | 87e858a97e8a7010aedc01db7cd31cc7c02b0b6a (patch) | |
| tree | c5ff8b86ef0ae7891224e620916c58241c3e1799 /drivers/mtd/mtdchar.c | |
| parent | dac2639f9833e858139d7e07f6ee45fb2191a9f2 (diff) | |
| download | linux-87e858a97e8a7010aedc01db7cd31cc7c02b0b6a.tar.bz2 | |
mtd: do not use mtd->get_*_prot_info directly
Instead, call 'mtd_get_*_prot_info()' and check for '-EOPNOTSUPP'. While
on it, fix the return code from '-EOPNOTSUPP' to '-EINVAL' for the case
when the mode parameter is invalid.
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'drivers/mtd/mtdchar.c')
| -rw-r--r-- | drivers/mtd/mtdchar.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/mtd/mtdchar.c b/drivers/mtd/mtdchar.c index 287ff0d35848..49340dc1b107 100644 --- a/drivers/mtd/mtdchar.c +++ b/drivers/mtd/mtdchar.c @@ -919,17 +919,15 @@ static int mtdchar_ioctl(struct file *file, u_int cmd, u_long arg) struct otp_info *buf = kmalloc(4096, GFP_KERNEL); if (!buf) return -ENOMEM; - ret = -EOPNOTSUPP; switch (mfi->mode) { case MTD_FILE_MODE_OTP_FACTORY: - if (mtd->get_fact_prot_info) - ret = mtd_get_fact_prot_info(mtd, buf, 4096); + ret = mtd_get_fact_prot_info(mtd, buf, 4096); break; case MTD_FILE_MODE_OTP_USER: - if (mtd->get_user_prot_info) - ret = mtd_get_user_prot_info(mtd, buf, 4096); + ret = mtd_get_user_prot_info(mtd, buf, 4096); break; default: + ret = -EINVAL; break; } if (ret >= 0) { |