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From: Alexey Dobriyan <adobriyan@gmail.com>
To: akpm@linux-foundation.org
Cc: linux-kernel@vger.kernel.org, linux@rasmusvillemoes.dk, tytso@mit.edu
Subject: [PATCH 11/12] parse_integer: convert ext2, ext3, ext4
Date: Fri, 8 May 2015 21:39:15 +0300	[thread overview]
Message-ID: <20150508183914.GI9182@p183.telecom.by> (raw)
In-Reply-To: <20150508182911.GA9044@p183.telecom.by>

Convert away from deprecated simple_strto*() interfaces.

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
---
 fs/ext2/super.c |  6 ++++--
 fs/ext3/super.c |  7 ++++---
 fs/ext4/super.c | 15 +++++++--------
 3 files changed, 15 insertions(+), 13 deletions(-)

diff --git a/fs/ext2/super.c b/fs/ext2/super.c
index d0e746e..ae9aa69 100644
--- a/fs/ext2/super.c
+++ b/fs/ext2/super.c
@@ -383,16 +383,18 @@ static unsigned long get_sb_block(void **data)
 {
 	unsigned long 	sb_block;
 	char 		*options = (char *) *data;
+	int rv;
 
 	if (!options || strncmp(options, "sb=", 3) != 0)
 		return 1;	/* Default location */
 	options += 3;
-	sb_block = simple_strtoul(options, &options, 0);
-	if (*options && *options != ',') {
+	rv = parse_integer(options, 0, &sb_block);
+	if (rv < 0 || (options[rv] && options[rv] != ',')) {
 		printk("EXT2-fs: Invalid sb specification: %s\n",
 		       (char *) *data);
 		return 1;
 	}
+	options += rv;
 	if (*options == ',')
 		options++;
 	*data = (void *) options;
diff --git a/fs/ext3/super.c b/fs/ext3/super.c
index a9312f0..d806ffe 100644
--- a/fs/ext3/super.c
+++ b/fs/ext3/super.c
@@ -902,17 +902,18 @@ static ext3_fsblk_t get_sb_block(void **data, struct super_block *sb)
 {
 	ext3_fsblk_t	sb_block;
 	char		*options = (char *) *data;
+	int rv;
 
 	if (!options || strncmp(options, "sb=", 3) != 0)
 		return 1;	/* Default location */
 	options += 3;
-	/*todo: use simple_strtoll with >32bit ext3 */
-	sb_block = simple_strtoul(options, &options, 0);
-	if (*options && *options != ',') {
+	rv = parse_integer(options, 0, &sb_block);
+	if (rv < 0 || (options[rv] && options[rv] != ',')) {
 		ext3_msg(sb, KERN_ERR, "error: invalid sb specification: %s",
 		       (char *) *data);
 		return 1;
 	}
+	options += rv;
 	if (*options == ',')
 		options++;
 	*data = (void *) options;
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index f06d058..552378c 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -1210,18 +1210,19 @@ static ext4_fsblk_t get_sb_block(void **data)
 {
 	ext4_fsblk_t	sb_block;
 	char		*options = (char *) *data;
+	int rv;
 
 	if (!options || strncmp(options, "sb=", 3) != 0)
 		return 1;	/* Default location */
 
 	options += 3;
-	/* TODO: use simple_strtoll with >32bit ext4 */
-	sb_block = simple_strtoul(options, &options, 0);
-	if (*options && *options != ',') {
+	rv = parse_integer(options, 0, &sb_block);
+	if (rv < 0 || (options[rv] && options[rv] != ',')) {
 		printk(KERN_ERR "EXT4-fs: Invalid sb specification: %s\n",
 		       (char *) *data);
 		return 1;
 	}
+	options += rv;
 	if (*options == ',')
 		options++;
 	*data = (void *) options;
@@ -2491,10 +2492,10 @@ static ssize_t inode_readahead_blks_store(struct ext4_attr *a,
 					  struct ext4_sb_info *sbi,
 					  const char *buf, size_t count)
 {
-	unsigned long t;
+	unsigned int t;
 	int ret;
 
-	ret = kstrtoul(skip_spaces(buf), 0, &t);
+	ret = kstrtouint(skip_spaces(buf), 0, &t);
 	if (ret)
 		return ret;
 
@@ -2518,13 +2519,11 @@ static ssize_t sbi_ui_store(struct ext4_attr *a,
 			    const char *buf, size_t count)
 {
 	unsigned int *ui = (unsigned int *) (((char *) sbi) + a->u.offset);
-	unsigned long t;
 	int ret;
 
-	ret = kstrtoul(skip_spaces(buf), 0, &t);
+	ret = kstrtouint(skip_spaces(buf), 0, ui);
 	if (ret)
 		return ret;
-	*ui = t;
 	return count;
 }
 
-- 
2.0.4


  parent reply	other threads:[~2015-05-08 18:39 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-05-08 18:29 [PATCH 01/12] kstrto*: accept "-0" for signed conversion Alexey Dobriyan
2015-05-08 18:30 ` [PATCH 02/12] Add parse_integer() (replacement for simple_strto*()) Alexey Dobriyan
2015-05-08 20:46   ` Andrew Morton
2015-05-08 21:52     ` Rasmus Villemoes
2015-05-10 13:52     ` Alexey Dobriyan
2015-05-13 12:19       ` Alexey Dobriyan
2015-05-10 15:52   ` Noel Grandin
2015-07-09 19:28   ` Andrew Morton
2015-07-10  6:46     ` Alexey Dobriyan
2015-05-08 18:31 ` [PATCH 03/12] parse_integer: add runtime testsuite Alexey Dobriyan
2015-05-08 18:33 ` [PATCH 04/12] parse-integer: rewrite kstrto*() Alexey Dobriyan
2015-05-08 18:33 ` [PATCH 05/12] parse_integer: convert scanf() Alexey Dobriyan
2015-05-08 18:34 ` [PATCH 06/12] scanf: fix type range overflow Alexey Dobriyan
2015-05-08 18:35 ` [PATCH 07/12] parse_integer: convert lib/ Alexey Dobriyan
2015-05-08 18:35 ` [PATCH 08/12] parse_integer: convert mm/ Alexey Dobriyan
2015-05-08 18:36 ` [PATCH 09/12] parse_integer: convert fs/ Alexey Dobriyan
2015-05-08 18:37 ` [PATCH 10/37] parse_integer: convert fs/cachefiles/ Alexey Dobriyan
2015-05-08 18:39 ` Alexey Dobriyan [this message]
2015-05-08 18:40 ` [PATCH 12/12] parse_integer: convert fs/ocfs2/ Alexey Dobriyan

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