From: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
Date: Sat, 9 May 2015 12:29:42 +0000 (+0530)
Subject: staging: dgap: remove unused code
X-Git-Tag: v4.2-rc1~88^2~634
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=56f40e521047ae8623ad5dcbb5a08ad91684cab6;p=platform%2Fkernel%2Flinux-exynos.git

staging: dgap: remove unused code

dgap_sindex() is being only called from dgap_getword() which searches
for either ' ' or '\t' or '\n'. this part of the code with '^' at the
beginning is never used.

Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/dgap/dgap.c b/drivers/staging/dgap/dgap.c
index ea833fc..92ae8da 100644
--- a/drivers/staging/dgap/dgap.c
+++ b/drivers/staging/dgap/dgap.c
@@ -290,8 +290,7 @@ static struct toklist dgap_tlist[] = {
 
 /*
  * dgap_sindex: much like index(), but it looks for a match of any character in
- * the group, and returns that position.  If the first character is a ^, then
- * this will match the first occurrence not in that group.
+ * the group, and returns that position.
  */
 static char *dgap_sindex(char *string, char *group)
 {
@@ -300,23 +299,11 @@ static char *dgap_sindex(char *string, char *group)
 	if (!string || !group)
 		return NULL;
 
-	if (*group == '^') {
-		group++;
-		for (; *string; string++) {
-			for (ptr = group; *ptr; ptr++) {
-				if (*ptr == *string)
-					break;
-			}
-			if (*ptr == '\0')
+	for (; *string; string++) {
+		for (ptr = group; *ptr; ptr++) {
+			if (*ptr == *string)
 				return string;
 		}
-	} else {
-		for (; *string; string++) {
-			for (ptr = group; *ptr; ptr++) {
-				if (*ptr == *string)
-					return string;
-			}
-		}
 	}
 
 	return NULL;