Author: tsoome
Date: Wed Aug 17 21:29:57 2016
New Revision: 304317
URL: https://svnweb.freebsd.org/changeset/base/304317

Log:
  boot1.efi Free() should check for NULL to provide consistent behavior
  with libstand Free().
  
  Reviewed by:  imp
  Approved by:  imp (mentor)
  Differential Revision:        https://reviews.freebsd.org/D7497

Modified:
  head/sys/boot/efi/boot1/boot1.c

Modified: head/sys/boot/efi/boot1/boot1.c
==============================================================================
--- head/sys/boot/efi/boot1/boot1.c     Wed Aug 17 20:32:08 2016        
(r304316)
+++ head/sys/boot/efi/boot1/boot1.c     Wed Aug 17 21:29:57 2016        
(r304317)
@@ -78,7 +78,8 @@ Malloc(size_t len, const char *file __un
 void
 Free(void *buf, const char *file __unused, int line __unused)
 {
-       (void)bs->FreePool(buf);
+       if (buf != NULL)
+               (void)bs->FreePool(buf);
 }
 
 /*
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