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[PATCH v2 3/3] regmap: debugfs: simplify regmap_reg_ranges_read_file() slightly

From Rasmus Villemoes <linux@rasmusvillemoes.dk>
Newsgroups linux.kernel
Subject [PATCH v2 3/3] regmap: debugfs: simplify regmap_reg_ranges_read_file() slightly
Date 2015-09-30 20:40 +0200
Message-ID <qeusi-4KD-41@gated-at.bofh.it> (permalink)
References <qdP5L-4q2-9@gated-at.bofh.it> <qeush-4KD-19@gated-at.bofh.it>
Organization linux.* mail to news gateway

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By printing the newline character to entry, we can avoid accounting
for it manually in several places.

Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
---
 drivers/base/regmap/regmap-debugfs.c | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/drivers/base/regmap/regmap-debugfs.c b/drivers/base/regmap/regmap-debugfs.c
index bed690740efa..df0d2cd60e39 100644
--- a/drivers/base/regmap/regmap-debugfs.c
+++ b/drivers/base/regmap/regmap-debugfs.c
@@ -367,17 +367,15 @@ static ssize_t regmap_reg_ranges_read_file(struct file *file,
 	p = 0;
 	mutex_lock(&map->cache_lock);
 	list_for_each_entry(c, &map->debugfs_off_cache, list) {
-		entry_len = snprintf(entry, PAGE_SIZE, "%x-%x",
+		entry_len = snprintf(entry, PAGE_SIZE, "%x-%x\n",
 				     c->base_reg, c->max_reg);
 		if (p >= *ppos) {
-			if (buf_pos + 1 + entry_len > count)
+			if (buf_pos + entry_len > count)
 				break;
 			memcpy(buf + buf_pos, entry, entry_len);
 			buf_pos += entry_len;
-			buf[buf_pos] = '\n';
-			buf_pos++;
 		}
-		p += entry_len + 1;
+		p += entry_len;
 	}
 	mutex_unlock(&map->cache_lock);
 
-- 
2.1.3

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Thread

[PATCH 1/2] regmap: debugfs: remove bogus check Rasmus Villemoes <linux@rasmusvillemoes.dk> - 2015-09-29 00:30 +0200
  [PATCH 2/2] regmap: debugfs: improve regmap_reg_ranges_read_file() Rasmus Villemoes <linux@rasmusvillemoes.dk> - 2015-09-29 00:30 +0200
    Re: [PATCH 2/2] regmap: debugfs: improve  regmap_reg_ranges_read_file() Mark Brown <broonie@kernel.org> - 2015-09-29 20:40 +0200
      Re: [PATCH 2/2] regmap: debugfs: improve regmap_reg_ranges_read_file() Rasmus Villemoes <linux@rasmusvillemoes.dk> - 2015-09-30 12:00 +0200
        Re: [PATCH 2/2] regmap: debugfs: improve  regmap_reg_ranges_read_file() Mark Brown <broonie@kernel.org> - 2015-09-30 19:20 +0200
    [PATCH v2 2/3] regmap: debugfs: use memcpy instead of snprintf Rasmus Villemoes <linux@rasmusvillemoes.dk> - 2015-09-30 20:40 +0200
    [PATCH v2 3/3] regmap: debugfs: simplify regmap_reg_ranges_read_file() slightly Rasmus Villemoes <linux@rasmusvillemoes.dk> - 2015-09-30 20:40 +0200
    [PATCH v2 1/3] regmap: debugfs: use snprintf return value in regmap_reg_ranges_read_file() Rasmus Villemoes <linux@rasmusvillemoes.dk> - 2015-09-30 20:40 +0200
  Re: [PATCH 1/2] regmap: debugfs: remove bogus check Mark Brown <broonie@kernel.org> - 2015-09-29 20:20 +0200
    Re: [PATCH 1/2] regmap: debugfs: remove bogus check Rasmus Villemoes <linux@rasmusvillemoes.dk> - 2015-09-30 09:30 +0200
      Re: [PATCH 1/2] regmap: debugfs: remove bogus check Mark Brown <broonie@kernel.org> - 2015-09-30 19:30 +0200
        Re: [PATCH 1/2] regmap: debugfs: remove bogus check Rasmus Villemoes <linux@rasmusvillemoes.dk> - 2015-09-30 20:00 +0200
          Re: [PATCH 1/2] regmap: debugfs: remove bogus check Mark Brown <broonie@kernel.org> - 2015-09-30 20:20 +0200

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