Fix http://bugs.busybox.net/view.php?id=906 which could cause failures in top.

git-svn-id: svn://busybox.net/trunk/busybox@15532 69ca8d6d-28ef-0310-b511-8ec308f3f277

1 files changed, 2 insertions, 1 deletions

diff --git a/libbb/procps.c b/libbb/procps.c
index b483a326c..85549c995 100644
--- a/libbb/procps.c
+++ b/libbb/procps.c
@@ -28,7 +28,8 @@ static int read_to_buf(const char *filename, void *buf)
         fd = open(filename, O_RDONLY);
         if(fd < 0)
                 return -1;
-        ret = read(fd, buf, PROCPS_BUFSIZE);
+        ret = read(fd, buf, PROCPS_BUFSIZE-1);
+        ((char *)buf)[ret > 0 ? ret : 0] = 0;
         close(fd);
         return ret;
 }