cat: remove stupid long cast

diff --git a/sys/src/cmd/cat.c b/sys/src/cmd/cat.c
index ac5888979725984641e4d2e247d40ec8f626d313..83d080f984ba35b5daf37ea10fca94db19d3c0d2 100644 (file)
--- a/sys/src/cmd/cat.c
+++ b/sys/src/cmd/cat.c
@@ -7,7 +7,7 @@ cat(int f, char *s)
        char buf[8192];
        long n;
 
-       while((n=read(f, buf, (long)sizeof buf))>0)
+       while((n=read(f, buf, sizeof buf))>0)
                if(write(1, buf, n)!=n)
                        sysfatal("write error copying %s: %r", s);
        if(n < 0)