1 files changed, 7 insertions, 5 deletions

diff --git a/apps/filetypes.c b/apps/filetypes.c
index 30ab2c34e5..721d5326ea 100644
--- a/apps/filetypes.c
+++ b/apps/filetypes.c
@@ -209,18 +209,20 @@ bool filetype_supported(int attr)
 }
 
 /* get the "dynamic" attribute for an extension */
-int filetype_get_attr(char* name)
+int filetype_get_attr(const char* name)
 {
     int i;
-    char *cp;
+    const char *cp = strrchr(name,'.');
+    
+    if (!cp)  /* no extension? -> can't be a supported type */
+        return 0;
+    cp++;
 
     for (i=0; i < cnt_exttypes; i++)
     {
         if (exttypes[i].extension)
         {
-            cp=strrchr(name,'.');
-            if (cp) cp++;
-            if ((!strcasecmp(cp,exttypes[i].extension)) && (cp))
+            if (!strcasecmp(cp,exttypes[i].extension))
             {
                 return ((((unsigned long)exttypes[i].type -
                           (unsigned long)&filetypes[0]) /