staging: speakup: remove custom string_unescape_any_inplace

There is generic implementation of the function to unescape strings.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Samuel Thibault <samuel.thibault@ens-lyon.org>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: William Hubbs <w.d.hubbs@gmail.com>
Cc: Chris Brannon <chris@the-brannons.com>
Cc: Kirk Reiser <kirk@braille.uwo.ca>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 0 insertions, 46 deletions

diff --git a/drivers/staging/speakup/varhandlers.c b/drivers/staging/speakup/varhandlers.c
index 0099cb12e56..7f6288fc229 100644
--- a/drivers/staging/speakup/varhandlers.c
+++ b/drivers/staging/speakup/varhandlers.c
@@ -328,49 +328,3 @@ char *spk_s2uchar(char *start, char *dest)
 	*dest = (u_char)val;
 	return start;
 }
-
-char *spk_xlate(char *s)
-{
-	static const char finds[] = "nrtvafe";
-	static const char subs[] = "\n\r\t\013\001\014\033";
-	static const char hx[] = "0123456789abcdefABCDEF";
-	char *p = s, *p1, *p2, c;
-	int num;
-	while ((p = strchr(p, '\\'))) {
-		p1 = p+1;
-		p2 = strchr(finds, *p1);
-		if (p2) {
-			*p++ = subs[p2-finds];
-			p1++;
-		} else if (*p1 >= '0' && *p1 <= '7') {
-			num = (*p1++)&7;
-			while (num < 32 && *p1 >= '0' && *p1 <= '7') {
-				num <<= 3;
-				num += (*p1++)&7;
-			}
-			*p++ = num;
-		} else if (*p1 == 'x' &&
-				strchr(hx, p1[1]) && strchr(hx, p1[2])) {
-			p1++;
-			c = *p1++;
-			if (c > '9')
-				c = (c - '7') & 0x0f;
-			else
-				c -= '0';
-			num = c << 4;
-			c = *p1++;
-			if (c > '9')
-				c = (c-'7')&0x0f;
-			else
-				c -= '0';
-			num += c;
-			*p++ = num;
-		} else
-			*p++ = *p1++;
-		p2 = p;
-		while (*p1)
-			*p2++ = *p1++;
-		*p2 = '\0';
-	}
-	return s;
-}