Minor fixes for problems found by checkpatch.pl in usbstring.c. checkpatch.pl -f --terse drivers/usb/gadget/usbstring.c drivers/usb/gadget/usbstring.c:35: ERROR: do not use C99 // comments drivers/usb/gadget/usbstring.c:36: ERROR: do not use C99 // comments drivers/usb/gadget/usbstring.c:46: ERROR: do not use C99 // comments drivers/usb/gadget/usbstring.c:47: ERROR: do not use C99 // comments drivers/usb/gadget/usbstring.c:67: ERROR: do not use C99 // comments drivers/usb/gadget/usbstring.c:68: ERROR: do not use C99 // comments drivers/usb/gadget/usbstring.c:69: ERROR: do not use C99 // comments drivers/usb/gadget/usbstring.c:70: ERROR: do not use C99 // comments drivers/usb/gadget/usbstring.c:71: ERROR: do not use C99 // comments drivers/usb/gadget/usbstring.c:88: ERROR: trailing whitespace drivers/usb/gadget/usbstring.c:105: WARNING: space prohibited between function name and open parenthesis '(' drivers/usb/gadget/usbstring.c:112: ERROR: space prohibited before open square bracket '[' drivers/usb/gadget/usbstring.c:113: ERROR: space prohibited before open square bracket '[' drivers/usb/gadget/usbstring.c:114: ERROR: space prohibited before open square bracket '[' drivers/usb/gadget/usbstring.c:115: ERROR: space prohibited before open square bracket '[' drivers/usb/gadget/usbstring.c:127: WARNING: space prohibited between function name and open parenthesis '(' drivers/usb/gadget/usbstring.c:127: WARNING: space prohibited between function name and open parenthesis '(' drivers/usb/gadget/usbstring.c:128: WARNING: space prohibited between function name and open parenthesis '(' drivers/usb/gadget/usbstring.c:132: ERROR: space prohibited before open square bracket '[' drivers/usb/gadget/usbstring.c:133: ERROR: space prohibited before open square bracket '[' drivers/usb/gadget/usbstring.c:134: ERROR: space prohibited before open square bracket '[' total: 17 errors, 4 warnings, 136 lines checked Signed-off-by: Tonylijo Jose <mail@xxxxxxxxxxx> --- diff --git a/drivers/usb/gadget/usbstring.c b/drivers/usb/gadget/usbstring.c index 58c4d37..7ba2a58 100644 --- a/drivers/usb/gadget/usbstring.c +++ b/drivers/usb/gadget/usbstring.c @@ -26,14 +26,17 @@ static int utf8_to_utf16le(const char *s, __le16 *cp, unsigned len) u8 c; u16 uchar; - /* this insists on correct encodings, though not minimal ones. + /* + * this insists on correct encodings, though not minimal ones. * BUT it currently rejects legit 4-byte UTF-8 code points, * which need surrogate pairs. (Unicode 3.1 can use them.) */ while (len != 0 && (c = (u8) *s++) != 0) { if (unlikely(c & 0x80)) { - // 2-byte sequence: - // 00000yyyyyxxxxxx = 110yyyyy 10xxxxxx + /* + * 2-byte sequence: + * 00000yyyyyxxxxxx = 110yyyyy 10xxxxxx + */ if ((c & 0xe0) == 0xc0) { uchar = (c & 0x1f) << 6; @@ -43,8 +46,10 @@ static int utf8_to_utf16le(const char *s, __le16 *cp, unsigned len) c &= 0x3f; uchar |= c; - // 3-byte sequence (most CJKV characters): - // zzzzyyyyyyxxxxxx = 1110zzzz 10yyyyyy 10xxxxxx + /* + * 3-byte sequence (most CJKV characters): + * zzzzyyyyyyxxxxxx = 1110zzzz 10yyyyyy 10xxxxxx + */ } else if ((c & 0xf0) == 0xe0) { uchar = (c & 0x0f) << 12; @@ -64,12 +69,13 @@ static int utf8_to_utf16le(const char *s, __le16 *cp, unsigned len) if (0xd800 <= uchar && uchar <= 0xdfff) goto fail; - // 4-byte sequence (surrogate pairs, currently rare): - // 11101110wwwwzzzzyy + 110111yyyyxxxxxx - // = 11110uuu 10uuzzzz 10yyyyyy 10xxxxxx - // (uuuuu = wwww + 1) - // FIXME accept the surrogate code points (only) - + /* + * 4-byte sequence (surrogate pairs, currently rare): + * 11101110wwwwzzzzyy + 110111yyyyxxxxxx + * = 11110uuu 10uuzzzz 10yyyyyy 10xxxxxx + * (uuuuu = wwww + 1) + * FIXME accept the surrogate code points (only) + */ } else goto fail; } else @@ -84,8 +90,8 @@ fail: } -/** - * usb_gadget_get_string - fill out a string descriptor +/* + * usb_gadget_get_string - fill out a string descriptor * @table: of c strings encoded using UTF-8 * @id: string id, from low byte of wValue in get string descriptor * @buf: at least 256 bytes @@ -102,17 +108,17 @@ fail: * characters (which are also widely used in C strings). */ int -usb_gadget_get_string (struct usb_gadget_strings *table, int id, u8 *buf) +usb_gadget_get_string(struct usb_gadget_strings *table, int id, u8 *buf) { struct usb_string *s; int len; /* descriptor 0 has the language id */ if (id == 0) { - buf [0] = 4; - buf [1] = USB_DT_STRING; - buf [2] = (u8) table->language; - buf [3] = (u8) (table->language >> 8); + buf[0] = 4; + buf[1] = USB_DT_STRING; + buf[2] = (u8) table->language; + buf[3] = (u8) (table->language >> 8); return 4; } for (s = table->strings; s && s->s; s++) @@ -124,13 +130,13 @@ usb_gadget_get_string (struct usb_gadget_strings *table, int id, u8 *buf) return -EINVAL; /* string descriptors have length, tag, then UTF16-LE text */ - len = min ((size_t) 126, strlen (s->s)); - memset (buf + 2, 0, 2 * len); /* zero all the bytes */ + len = min((size_t) 126, strlen(s->s)); + memset(buf + 2, 0, 2 * len); /* zero all the bytes */ len = utf8_to_utf16le(s->s, (__le16 *)&buf[2], len); if (len < 0) return -EINVAL; - buf [0] = (len + 1) * 2; - buf [1] = USB_DT_STRING; - return buf [0]; + buf[0] = (len + 1) * 2; + buf[1] = USB_DT_STRING; + return buf[0]; } -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html