whitespace fixes
diff --git a/shell/msh.c b/shell/msh.c
index ac49af1..d81a001 100644
--- a/shell/msh.c
+++ b/shell/msh.c
@@ -58,10 +58,10 @@
 		for (i = 1000000000; i; i /= 10) {
 			res = n / i;
 			if (res || out || i == 1) {
-	    			if (!--buflen) break;
-	    			out++;
-	    			n -= res*i;
-	    			*buf++ = '0' + res;
+				if (!--buflen) break;
+				out++;
+				n -= res*i;
+				*buf++ = '0' + res;
 			}
 		}
 	}