Messages in this thread Patch in this message | | | From | Rasmus Villemoes <> | Subject | [PATCH v2 2/3] regmap: debugfs: use memcpy instead of snprintf | Date | Wed, 30 Sep 2015 20:30:26 +0200 |
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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> --- drivers/base/regmap/regmap-debugfs.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/base/regmap/regmap-debugfs.c b/drivers/base/regmap/regmap-debugfs.c index d26b9c3ab812..bed690740efa 100644 --- a/drivers/base/regmap/regmap-debugfs.c +++ b/drivers/base/regmap/regmap-debugfs.c @@ -372,8 +372,7 @@ 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++; -- 2.1.3
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