From 9ae3109d1d9ff367e0d0efa7073cc078edb9a372 Mon Sep 17 00:00:00 2001 From: Mark Brown Date: Sat, 19 Sep 2015 07:31:47 -0700 Subject: [PATCH] regmap: debugfs: Remove scratch buffer for register length calculation Now we no longer use the scratch buffer for register length calculation there is no need for callers to supply one. Signed-off-by: Mark Brown --- drivers/base/regmap/regmap-debugfs.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/drivers/base/regmap/regmap-debugfs.c b/drivers/base/regmap/regmap-debugfs.c index 4c55cfb..4a47378 100644 --- 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 */ @@ -420,7 +419,7 @@ 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) { -- 2.7.4