From bf3b6d780d2abf2ed09e64bb3e11481e88708115 Mon Sep 17 00:00:00 2001
From: szaka <szaka>
Date: Wed, 11 Jun 2008 20:33:02 +0000
Subject: [PATCH] fix potential hang for huge/corrupted directories (Miklos
 Szeredi, Szabolcs Szakacsits)

---
 libfuse-lite/fuse.c | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

diff --git a/libfuse-lite/fuse.c b/libfuse-lite/fuse.c
index 9e850743..808cd315 100644
--- a/libfuse-lite/fuse.c
+++ b/libfuse-lite/fuse.c
@@ -310,8 +310,12 @@ static char *add_name(char **buf, unsigned *bufsize, char *s, const char *name)
 	unsigned newbufsize = *bufsize;
 	char *newbuf;
 
-	while (newbufsize < pathlen + len + 1)
-		newbufsize *= 2;
+	while (newbufsize < pathlen + len + 1) {
+	    if (newbufsize >= 0x80000000)
+	    	newbufsize = 0xffffffff;
+	    else
+	    	newbufsize *= 2;
+	}
 
 	newbuf = realloc(*buf, newbufsize);
 	if (newbuf == NULL)
@@ -1852,8 +1856,12 @@ static int extend_contents(struct fuse_dh *dh, unsigned minsize)
         unsigned newsize = dh->size;
         if (!newsize)
             newsize = 1024;
-        while (newsize < minsize)
-            newsize *= 2;
+        while (newsize < minsize) {
+	    if (newsize >= 0x80000000)
+	       	newsize = 0xffffffff;
+	    else
+	       	newsize *= 2;
+        }
 
         newptr = (char *) realloc(dh->contents, newsize);
         if (!newptr) {