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| author | Ingo Molnar <mingo@kernel.org> | 2015-10-20 08:16:46 (GMT) |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2015-10-20 08:16:46 (GMT) |
| commit | a1a2ab2ff7040bdc9a31bfe7173913971f7d723b (patch) | |
| tree | a5b448aaedafafca6974710b7d64074ed964fe24 /drivers/base/regmap | |
| parent | 00eb4bab69db349c3bdc7e0b0f7e9070dafea58c (diff) | |
| parent | 7379047d5585187d1288486d4627873170d0005a (diff) | |
| download | linux-a1a2ab2ff7040bdc9a31bfe7173913971f7d723b.tar.xz | |
Merge tag 'v4.3-rc6' into locking/core, to pick up fixes before applying new changes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/base/regmap')
| -rw-r--r-- | drivers/base/regmap/regmap-debugfs.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/base/regmap/regmap-debugfs.c b/drivers/base/regmap/regmap-debugfs.c index f42f2ba..4c55cfb 100644 --- a/drivers/base/regmap/regmap-debugfs.c +++ b/drivers/base/regmap/regmap-debugfs.c @@ -32,8 +32,7 @@ static DEFINE_MUTEX(regmap_debugfs_early_lock); /* Calculate the length of a fixed format */ static size_t regmap_calc_reg_len(int max_val, char *buf, size_t buf_size) { - snprintf(buf, buf_size, "%x", max_val); - return strlen(buf); + return snprintf(NULL, 0, "%x", max_val); } static ssize_t regmap_name_read_file(struct file *file, @@ -432,7 +431,7 @@ static ssize_t regmap_access_read_file(struct file *file, /* If we're in the region the user is trying to read */ if (p >= *ppos) { /* ...but not beyond it */ - if (buf_pos >= count - 1 - tot_len) + if (buf_pos + tot_len + 1 >= count) break; /* Format the register */ |