[PATCH v4 4/7] staging: speakup: replace spk_strlwr() with strlcpytolower()

[Markus Mayer]

After introducing generic strltolower() and strtolower(), spk_strlwr()
is no longer needed.

Signed-off-by: Markus Mayer <mmayer@xxxxxxxxxxxx>
Acked-by: Samuel Thibault <samuel.thibault@xxxxxxxxxxxx>
---
 drivers/staging/speakup/kobjects.c    |  3 +--
 drivers/staging/speakup/main.c        |  3 ++-
 drivers/staging/speakup/speakup.h     |  1 -
 drivers/staging/speakup/varhandlers.c | 12 ------------
 4 files changed, 3 insertions(+), 16 deletions(-)

diff --git a/drivers/staging/speakup/kobjects.c b/drivers/staging/speakup/kobjects.c
index 528cbdc..c6e0c2d 100644
--- a/drivers/staging/speakup/kobjects.c
+++ b/drivers/staging/speakup/kobjects.c
@@ -387,11 +387,10 @@ static ssize_t synth_store(struct kobject *kobj, struct kobj_attribute *attr,
 	len = strlen(buf);
 	if (len < 2 || len > 9)
 		return -EINVAL;
-	strncpy(new_synth_name, buf, len);
+	strlcpytolower(new_synth_name, buf, sizeof(new_synth_name));
 	if (new_synth_name[len - 1] == '\n')
 		len--;
 	new_synth_name[len] = '\0';
-	spk_strlwr(new_synth_name);
 	if ((synth != NULL) && (!strcmp(new_synth_name, synth->name))) {
 		pr_warn("%s already in use\n", new_synth_name);
 	} else if (synth_init(new_synth_name) != 0) {
diff --git a/drivers/staging/speakup/main.c b/drivers/staging/speakup/main.c
index 97ca4ec..970f568 100644
--- a/drivers/staging/speakup/main.c
+++ b/drivers/staging/speakup/main.c
@@ -2314,7 +2314,8 @@ static int __init speakup_init(void)
 	spk_initialize_msgs();	/* Initialize arrays for i18n. */
 	spk_reset_default_chars();
 	spk_reset_default_chartab();
-	spk_strlwr(synth_name);
+	if (synth_name)
+		strtolower(synth_name);
 	spk_vars[0].u.n.high = vc->vc_cols;
 	for (var = spk_vars; var->var_id != MAXVARS; var++)
 		speakup_register_var(var);
diff --git a/drivers/staging/speakup/speakup.h b/drivers/staging/speakup/speakup.h
index df74c91..4725785 100644
--- a/drivers/staging/speakup/speakup.h
+++ b/drivers/staging/speakup/speakup.h
@@ -50,7 +50,6 @@ void synth_insert_next_index(int sent_num);
 void spk_reset_index_count(int sc);
 void spk_get_index_count(int *linecount, int *sentcount);
 int spk_set_key_info(const u_char *key_info, u_char *k_buffer);
-char *spk_strlwr(char *s);
 char *spk_s2uchar(char *start, char *dest);
 int speakup_kobj_init(void);
 void speakup_kobj_exit(void);
diff --git a/drivers/staging/speakup/varhandlers.c b/drivers/staging/speakup/varhandlers.c
index e1393d2..a1af222 100644
--- a/drivers/staging/speakup/varhandlers.c
+++ b/drivers/staging/speakup/varhandlers.c
@@ -309,18 +309,6 @@ int spk_set_mask_bits(const char *input, const int which, const int how)
 	return 0;
 }
 
-char *spk_strlwr(char *s)
-{
-	char *p;
-
-	if (!s)
-		return NULL;
-
-	for (p = s; *p; p++)
-		*p = tolower(*p);
-	return s;
-}
-
 char *spk_s2uchar(char *start, char *dest)
 {
 	int val;
-- 
2.7.4