Module Name:    src
Committed By:   christos
Date:           Sat Mar 17 23:35:29 UTC 2012

Modified Files:
        src/bin/cat: cat.c

Log Message:
fix signed blksize_t lossage.


To generate a diff of this commit:
cvs rdiff -u -r1.47 -r1.48 src/bin/cat/cat.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

Modified files:

Index: src/bin/cat/cat.c
diff -u src/bin/cat/cat.c:1.47 src/bin/cat/cat.c:1.48
--- src/bin/cat/cat.c:1.47	Sat Jul 19 20:52:39 2008
+++ src/bin/cat/cat.c	Sat Mar 17 19:35:28 2012
@@ -1,4 +1,4 @@
-/* $NetBSD: cat.c,v 1.47 2008/07/20 00:52:39 lukem Exp $	*/
+/* $NetBSD: cat.c,v 1.48 2012/03/17 23:35:28 christos Exp $	*/
 
 /*
  * Copyright (c) 1989, 1993
@@ -44,7 +44,7 @@ __COPYRIGHT(
 #if 0
 static char sccsid[] = "@(#)cat.c	8.2 (Berkeley) 4/27/95";
 #else
-__RCSID("$NetBSD: cat.c,v 1.47 2008/07/20 00:52:39 lukem Exp $");
+__RCSID("$NetBSD: cat.c,v 1.48 2012/03/17 23:35:28 christos Exp $");
 #endif
 #endif /* not lint */
 
@@ -295,8 +295,8 @@ raw_cat(int rfd)
 	if (buf == NULL) {
 		struct stat sbuf;
 
-		if (fstat(wfd, &sbuf) == 0 &&
-		    sbuf.st_blksize > sizeof(fb_buf)) {
+		if (fstat(wfd, &sbuf) == 0 && sbuf.st_blksize > 0 &&
+		    (size_t)sbuf.st_blksize > sizeof(fb_buf)) {
 			bsize = sbuf.st_blksize;
 			buf = malloc(bsize);
 		}

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