svn commit: r362265 - head/stand/libsa/zfs

[Toomas Soome]

Author: tsoome
Date: Wed Jun 17 10:56:58 2020
New Revision: 362265
URL: https://svnweb.freebsd.org/changeset/base/362265

Log:
  loader: r362262 did miss the pathlen check
  
  While we are checking the "/dev/" prefix, we can skip the paths shorter than
  this prefix.
  
  Sponsored by:	Netflix, Klara Inc.

Modified:
  head/stand/libsa/zfs/zfsimpl.c

Modified: head/stand/libsa/zfs/zfsimpl.c
==============================================================================
--- head/stand/libsa/zfs/zfsimpl.c	Wed Jun 17 10:50:55 2020	(r362264)
+++ head/stand/libsa/zfs/zfsimpl.c	Wed Jun 17 10:56:58 2020	(r362265)
@@ -1201,7 +1201,7 @@ vdev_init(uint64_t guid, const unsigned char *nvlist, 
 		char prefix[] = "/dev/";
 
 		len = strlen(prefix);
-		if (memcmp(path, prefix, len) == 0) {
+		if (len < pathlen && memcmp(path, prefix, len) == 0) {
 			path += len;
 			pathlen -= len;
 		}