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| author |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-06-17 11:54:25 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-06-17 11:54:25 -0700 |
| commit | 0e496b8e84410c96d1ffc86f0b37b0328a4234da (patch) | |
| tree | d8a2aeeaee03eb4f305ba4dc5ab9395c4ee31321 /drivers/base/regmap/regmap-debugfs.c | |
| parent | pcmcia: pd6729: fix error return code in pd6729_pci_probe() (diff) | |
| parent | Linux 3.10-rc6 (diff) | |
| download | linux-dev-0e496b8e84410c96d1ffc86f0b37b0328a4234da.tar.xz linux-dev-0e496b8e84410c96d1ffc86f0b37b0328a4234da.zip | |
Merge 3.10-rc6 into char-misc-next
We want the fixes in here.
Diffstat (limited to 'drivers/base/regmap/regmap-debugfs.c')
| -rw-r--r-- | drivers/base/regmap/regmap-debugfs.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/base/regmap/regmap-debugfs.c b/drivers/base/regmap/regmap-debugfs.c index 23b701f5fd2f..975719bc3450 100644 --- a/drivers/base/regmap/regmap-debugfs.c +++ b/drivers/base/regmap/regmap-debugfs.c @@ -265,6 +265,7 @@ static ssize_t regmap_map_write_file(struct file *file, char *start = buf; unsigned long reg, value; struct regmap *map = file->private_data; + int ret; buf_size = min(count, (sizeof(buf)-1)); if (copy_from_user(buf, user_buf, buf_size)) @@ -282,7 +283,9 @@ static ssize_t regmap_map_write_file(struct file *file, /* Userspace has been fiddling around behind the kernel's back */ add_taint(TAINT_USER, LOCKDEP_NOW_UNRELIABLE); - regmap_write(map, reg, value); + ret = regmap_write(map, reg, value); + if (ret < 0) + return ret; return buf_size; } #else |