From 59e76bdebc2bbcfa5f47b467bc6c4d2b2fa2d38f Mon Sep 17 00:00:00 2001
From: Namjae Jeon <linkinjeon@gmail.com>
Date: Fri, 23 Mar 2012 15:02:38 -0700
Subject: [PATCH] --- yaml --- r: 295253 b: refs/heads/master c:
 41f0c02eacec9f984adb22e8fecda49e13b7eb13 h: refs/heads/master i:   295251:
 0ecc6643e68f26e3ae778fd03bc8cf29e80477fd v: v3

---
 [refs]                    |  2 +-
 trunk/fs/fat/namei_vfat.c | 83 +++++++++++++++++----------------------
 2 files changed, 37 insertions(+), 48 deletions(-)

diff --git a/[refs] b/[refs]
index f4b084c93dee..c2c23ebc3a26 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 9eab0a788d2d6e513f43b7c0e5bb9d60446233cb
+refs/heads/master: 41f0c02eacec9f984adb22e8fecda49e13b7eb13
diff --git a/trunk/fs/fat/namei_vfat.c b/trunk/fs/fat/namei_vfat.c
index a81eb2367d39..aae3b4e1057d 100644
--- a/trunk/fs/fat/namei_vfat.c
+++ b/trunk/fs/fat/namei_vfat.c
@@ -521,57 +521,46 @@ xlate_to_uni(const unsigned char *name, int len, unsigned char *outname,
 
 		op = &outname[*outlen * sizeof(wchar_t)];
 	} else {
-		if (nls) {
-			for (i = 0, ip = name, op = outname, *outlen = 0;
-			     i < len && *outlen <= FAT_LFN_LEN;
-			     *outlen += 1)
-			{
-				if (escape && (*ip == ':')) {
-					if (i > len - 5)
-						return -EINVAL;
-					ec = 0;
-					for (k = 1; k < 5; k++) {
-						nc = ip[k];
-						ec <<= 4;
-						if (nc >= '0' && nc <= '9') {
-							ec |= nc - '0';
-							continue;
-						}
-						if (nc >= 'a' && nc <= 'f') {
-							ec |= nc - ('a' - 10);
-							continue;
-						}
-						if (nc >= 'A' && nc <= 'F') {
-							ec |= nc - ('A' - 10);
-							continue;
-						}
-						return -EINVAL;
+		for (i = 0, ip = name, op = outname, *outlen = 0;
+			 i < len && *outlen <= FAT_LFN_LEN;
+			 *outlen += 1) {
+			if (escape && (*ip == ':')) {
+				if (i > len - 5)
+					return -EINVAL;
+				ec = 0;
+				for (k = 1; k < 5; k++) {
+					nc = ip[k];
+					ec <<= 4;
+					if (nc >= '0' && nc <= '9') {
+						ec |= nc - '0';
+						continue;
 					}
-					*op++ = ec & 0xFF;
-					*op++ = ec >> 8;
-					ip += 5;
-					i += 5;
-				} else {
-					if ((charlen = nls->char2uni(ip, len - i, (wchar_t *)op)) < 0)
-						return -EINVAL;
-					ip += charlen;
-					i += charlen;
-					op += 2;
+					if (nc >= 'a' && nc <= 'f') {
+						ec |= nc - ('a' - 10);
+						continue;
+					}
+					if (nc >= 'A' && nc <= 'F') {
+						ec |= nc - ('A' - 10);
+						continue;
+					}
+					return -EINVAL;
 				}
+				*op++ = ec & 0xFF;
+				*op++ = ec >> 8;
+				ip += 5;
+				i += 5;
+			} else {
+				charlen = nls->char2uni(ip, len - i,
+									(wchar_t *)op);
+				if (charlen < 0)
+					return -EINVAL;
+				ip += charlen;
+				i += charlen;
+				op += 2;
 			}
-			if (i < len)
-				return -ENAMETOOLONG;
-		} else {
-			for (i = 0, ip = name, op = outname, *outlen = 0;
-			     i < len && *outlen <= FAT_LFN_LEN;
-			     i++, *outlen += 1)
-			{
-				*op++ = *ip++;
-				*op++ = 0;
-			}
-			if (i < len)
-				return -ENAMETOOLONG;
 		}
+		if (i < len)
+			return -ENAMETOOLONG;
 	}
 
 	*longlen = *outlen;