svn commit: r352646 - stable/11/contrib/jemalloc/src

[Konstantin Belousov]

Author: kib
Date: Tue Sep 24 06:23:38 2019
New Revision: 352646
URL: https://svnweb.freebsd.org/changeset/base/352646

Log:
  MFC r352456:
  realloc(x, 0) should not return NULL.
  
  PR:	240456

Modified:
  stable/11/contrib/jemalloc/src/jemalloc.c
Directory Properties:
  stable/11/   (props changed)

Modified: stable/11/contrib/jemalloc/src/jemalloc.c
==============================================================================
--- stable/11/contrib/jemalloc/src/jemalloc.c	Tue Sep 24 06:21:48 2019	(r352645)
+++ stable/11/contrib/jemalloc/src/jemalloc.c	Tue Sep 24 06:23:38 2019	(r352646)
@@ -1853,15 +1853,6 @@ je_realloc(void *ptr, size_t size)
 	UNUSED size_t old_rzsize JEMALLOC_CC_SILENCE_INIT(0);
 
 	if (unlikely(size == 0)) {
-		if (ptr != NULL) {
-			tsd_t *tsd;
-
-			/* realloc(ptr, 0) is equivalent to free(ptr). */
-			UTRACE(ptr, 0, 0);
-			tsd = tsd_fetch();
-			ifree(tsd, ptr, tcache_get(tsd, false), true);
-			return (NULL);
-		}
 		size = 1;
 	}