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regmap: debugfs: use memcpy instead of snprintf

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Since we know the length of entry and that there's room enough in the
output buffer, using memcpy instead of snprintf is simpler and
cheaper.

Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Rasmus Villemoes 2015-09-30 20:30:26 +02:00 committed by Mark Brown
parent e34dc49071
commit 20991cdb26
1 changed files with 1 additions and 2 deletions
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3
drivers/base/regmap/regmap-debugfs.c
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@ -370,8 +370,7 @@ static ssize_t regmap_reg_ranges_read_file(struct file *file,
if (p >= *ppos) {
if (buf_pos + 1 + entry_len > count)
break;
snprintf(buf + buf_pos, count - buf_pos,
"%s", entry);
memcpy(buf + buf_pos, entry, entry_len);
buf_pos += entry_len;
buf[buf_pos] = '\n';
buf_pos++;