Merge remote-tracking branch 'omap/for-next'

[karo-tx-linux.git] / drivers / base / regmap / regmap-debugfs.c

diff --git a/drivers/base/regmap/regmap-debugfs.c b/drivers/base/regmap/regmap-debugfs.c
index 4c55cfbad19e95df8cb67864d78af960c073b4df..3f0a7e262d6982c63dcaf3e81f058b0c471d2880 100644 (file)
--- a/drivers/base/regmap/regmap-debugfs.c
+++ b/drivers/base/regmap/regmap-debugfs.c
@@ -30,7 +30,7 @@ static LIST_HEAD(regmap_debugfs_early_list);
 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)
+static size_t regmap_calc_reg_len(int max_val)
 {
        return snprintf(NULL, 0, "%x", max_val);
 }
@@ -173,8 +173,7 @@ static inline void regmap_calc_tot_len(struct regmap *map,
 {
        /* Calculate the length of a fixed format  */
        if (!map->debugfs_tot_len) {
-               map->debugfs_reg_len = regmap_calc_reg_len(map->max_register,
-                                                          buf, count);
+               map->debugfs_reg_len = regmap_calc_reg_len(map->max_register),
                map->debugfs_val_len = 2 * map->format.val_bytes;
                map->debugfs_tot_len = map->debugfs_reg_len +
                        map->debugfs_val_len + 3;      /* : \n */
@@ -338,6 +337,7 @@ static ssize_t regmap_reg_ranges_read_file(struct file *file,
        char *buf;
        char *entry;
        int ret;
+       unsigned entry_len;
 
        if (*ppos < 0 || !count)
                return -EINVAL;
@@ -365,18 +365,15 @@ 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) {
-               snprintf(entry, PAGE_SIZE, "%x-%x",
-                        c->base_reg, c->max_reg);
+               entry_len = snprintf(entry, PAGE_SIZE, "%x-%x\n",
+                                    c->base_reg, c->max_reg);
                if (p >= *ppos) {
-                       if (buf_pos + 1 + strlen(entry) > count)
+                       if (buf_pos + entry_len > count)
                                break;
-                       snprintf(buf + buf_pos, count - buf_pos,
-                                "%s", entry);
-                       buf_pos += strlen(entry);
-                       buf[buf_pos] = '\n';
-                       buf_pos++;
+                       memcpy(buf + buf_pos, entry, entry_len);
+                       buf_pos += entry_len;
                }
-               p += strlen(entry) + 1;
+               p += entry_len;
        }
        mutex_unlock(&map->cache_lock);
 
@@ -420,7 +417,7 @@ static ssize_t regmap_access_read_file(struct file *file,
                return -ENOMEM;
 
        /* Calculate the length of a fixed format  */
-       reg_len = regmap_calc_reg_len(map->max_register, buf, count);
+       reg_len = regmap_calc_reg_len(map->max_register);
        tot_len = reg_len + 10; /* ': R W V P\n' */
 
        for (i = 0; i <= map->max_register; i += map->reg_stride) {