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1 files changed, 2 insertions, 3 deletions

diff --git a/cat.c b/cat.c
index 758a83e6b..0d32efe84 100644
--- a/cat.c
+++ b/cat.c
@@ -46,10 +46,9 @@ extern int cat_main(int argc, char **argv)
         usage ("cat [file ...]\n");
     }
     argc--;
-    argv++;
 
-    while (argc-- > 0) {
-        file = fopen(*(argv++), "r");
+    while (argc-- > 0 && *(argv++) != '\0' && strlen(*argv) ) {
+        file = fopen(*argv, "r");
         if (file == NULL) {
             perror(*argv);
             exit(FALSE);