2 files changed, 13 insertions, 13 deletions

diff --git a/fw/fe310/eos/eve/eve_font.c b/fw/fe310/eos/eve/eve_font.c
index 4e149f2..8f272bc 100644
--- a/fw/fe310/eos/eve/eve_font.c
+++ b/fw/fe310/eos/eve/eve_font.c
@@ -19,7 +19,7 @@ int eve_font_ch_w(EVEFont *font, ucp_t ch) {
     return EVE_ERR;
 }
 
-static int font_str_w(EVEFont *font, utf8_t *str, int *str_w, size_t *str_len) {
+static int font_str_w(EVEFont *font, utf8_t *str, int *_str_w, size_t *_str_len) {
     uint16_t r = 0;
     size_t len = 0;
     ucp_t ch;
@@ -30,20 +30,20 @@ static int font_str_w(EVEFont *font, utf8_t *str, int *str_w, size_t *str_len) {
         ch_l = utf8_dec(str + len, &ch);
         ch_w = eve_font_ch_w(font, ch);
         if (ch_w < 0) {
-            if (str_w) *str_w = r;
-            if (str_len) *str_len = len;
+            if (_str_w) *_str_w = r;
+            if (_str_len) *_str_len = len;
             return EVE_ERR;
         }
         r += ch_w;
         len += ch_l;
     }
 
-    if (str_w) *str_w = r;
-    if (str_len) *str_len = len;
+    if (_str_w) *_str_w = r;
+    if (_str_len) *_str_len = len;
     return EVE_OK;
 }
 
-static int font_buf_w(EVEFont *font, utf8_t *buf, size_t buf_len, int *str_w, size_t *str_len) {
+static int font_buf_w(EVEFont *font, utf8_t *buf, size_t buf_len, int *_buf_w, size_t *_buf_len) {
     uint16_t r = 0;
     size_t len = 0;
     ucp_t ch;
@@ -54,16 +54,16 @@ static int font_buf_w(EVEFont *font, utf8_t *buf, size_t buf_len, int *str_w, si
         ch_l = utf8_dec(buf + len, &ch);
         ch_w = eve_font_ch_w(font, ch);
         if (ch_w < 0) {
-            if (str_w) *str_w = r;
-            if (str_len) *str_len = len;
+            if (_buf_w) *_buf_w = r;
+            if (_buf_len) *_buf_len = len;
             return EVE_ERR;
         }
         r += ch_w;
         len += ch_l;
     }
 
-    if (str_w) *str_w = r;
-    if (str_len) *str_len = len;
+    if (_buf_w) *_buf_w = r;
+    if (_buf_len) *_buf_len = len;
     return EVE_OK;
 }
 
@@ -82,10 +82,10 @@ int eve_font_str_w(EVEFont *font, utf8_t *str) {
     return str_w;
 }
 
-int eve_font_buf_w(EVEFont *font, utf8_t *str, size_t buf_len) {
+int eve_font_buf_w(EVEFont *font, utf8_t *buf, size_t buf_len) {
     int buf_w, rv;
 
-    rv = font_buf_w(font, str, buf_len, &buf_w, NULL);
+    rv = font_buf_w(font, buf, buf_len, &buf_w, NULL);
     if (rv < 0) return rv;
     return buf_w;
 }
diff --git a/fw/fe310/eos/eve/eve_font.h b/fw/fe310/eos/eve/eve_font.h
index 7787f6c..7629106 100644
--- a/fw/fe310/eos/eve/eve_font.h
+++ b/fw/fe310/eos/eve/eve_font.h
@@ -13,5 +13,5 @@ void eve_font_init(EVEFont *font, uint8_t font_id);
 int eve_font_ch_w(EVEFont *font, ucp_t ch);
 int eve_font_verify(EVEFont *font, utf8_t *str, int *str_w, size_t *str_len);
 int eve_font_str_w(EVEFont *font, utf8_t *str);
-int eve_font_buf_w(EVEFont *font, utf8_t *str, size_t buf_len);
+int eve_font_buf_w(EVEFont *font, utf8_t *buf, size_t buf_len);
 uint8_t eve_font_h(EVEFont *font);