- ls: remove unused variable

- dpkg.c, diff: use xstat
   text    data     bss     dec     hex filename
 848823    9100  645216 1503139  16efa3 busybox_old
 848679    9100  645216 1502995  16ef13 busybox_unstripped
bloatcheck is completely useless as it sees -79 for this, which is bogus.

2 files changed, 11 insertions, 18 deletions

diff --git a/coreutils/diff.c b/coreutils/diff.c
index c9274e64f..a1a74d51e 100644
--- a/coreutils/diff.c
+++ b/coreutils/diff.c
@@ -1237,13 +1237,13 @@ int diff_main(int argc, char **argv) {
         if (strcmp(argv[0], "-") == 0) {
                 fstat(STDIN_FILENO, &stb1);
                 gotstdin = 1;
-        } else if (stat(argv[0], &stb1) != 0)
-                bb_perror_msg_and_die("Couldn't stat %s", argv[0]);
+        } else
+			xstat(argv[0], &stb1);
         if (strcmp(argv[1], "-") == 0) {
                 fstat(STDIN_FILENO, &stb2);
                 gotstdin = 1;
-        } else if (stat(argv[1], &stb2) != 0)
-                bb_perror_msg_and_die("Couldn't stat %s", argv[1]);
+        } else
+			xstat(argv[1], &stb2);
         if (gotstdin && (S_ISDIR(stb1.st_mode) || S_ISDIR(stb2.st_mode)))
                 bb_error_msg_and_die("Can't compare - to a directory");
         if (S_ISDIR(stb1.st_mode) && S_ISDIR(stb2.st_mode)) {
@@ -1256,13 +1256,11 @@ int diff_main(int argc, char **argv) {
 	else {
 		if (S_ISDIR(stb1.st_mode)) {
 			argv[0] = concat_path_file(argv[0], argv[1]);
-			if (stat(argv[0], &stb1) < 0)
-				bb_perror_msg_and_die("Couldn't stat %s", argv[0]);
+			xstat(argv[0], &stb1);
 		}
 		if (S_ISDIR(stb2.st_mode)) {
 			argv[1] = concat_path_file(argv[1], argv[0]);
-			if (stat(argv[1], &stb2) < 0)
-				bb_perror_msg_and_die("Couldn't stat %s", argv[1]);
+			xstat(argv[1], &stb2);
 		}
 		print_status(diffreg(argv[0], argv[1], 0), argv[0], argv[1], NULL);
 	}
diff --git a/coreutils/ls.c b/coreutils/ls.c
index 3fe0c8dad..9c0e8f17d 100644
--- a/coreutils/ls.c
+++ b/coreutils/ls.c
@@ -208,18 +208,15 @@ static struct dnode *my_stat(char *fullname, char *name)
 #ifdef CONFIG_SELINUX
 	security_context_t sid=NULL;
 #endif
-	int rc;
 
 #ifdef CONFIG_FEATURE_LS_FOLLOWLINKS
 	if (all_fmt & FOLLOW_LINKS) {
 #ifdef CONFIG_SELINUX
-	        if (is_selinux_enabled())  {
-		  rc=0; /*  Set the number which means success before hand.  */
-		  rc = getfilecon(fullname,&sid);
+		if (is_selinux_enabled())  {
+			 getfilecon(fullname,&sid);
 		}
 #endif
-		rc = stat(fullname, &dstat);
-		if(rc) {
+		if (stat(fullname, &dstat)) {
 			bb_perror_msg("%s", fullname);
 			status = EXIT_FAILURE;
 			return 0;
@@ -229,12 +226,10 @@ static struct dnode *my_stat(char *fullname, char *name)
 	{
 #ifdef CONFIG_SELINUX
 	        if  (is_selinux_enabled())  {
-		  rc=0; /*  Set the number which means success before hand.  */
-		  rc = lgetfilecon(fullname,&sid);
+		  lgetfilecon(fullname,&sid);
 		}
 #endif
-		rc = lstat(fullname, &dstat);
-		if(rc) {
+		if (lstat(fullname, &dstat)) {
 			bb_perror_msg("%s", fullname);
 			status = EXIT_FAILURE;
 			return 0;