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Merge remote-tracking branch 'regmap/fix/debugfs' into regmap-linus
author
Mark Brown
<broonie@linaro.org>
Mon, 3 Jun 2013 17:07:38 +0000
(18:07 +0100)
committer
Mark Brown
<broonie@linaro.org>
Mon, 3 Jun 2013 17:07:38 +0000
(18:07 +0100)
drivers/base/regmap/regmap-debugfs.c
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diff --git
a/drivers/base/regmap/regmap-debugfs.c
b/drivers/base/regmap/regmap-debugfs.c
index 23b701f5fd2f6e9edbe6ad75f94bd760bea3e5fa..975719bc345008a4d396c72b5b1e160c50b8d2a8 100644
(file)
--- 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