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Diffstat (limited to 'malloc')
-rw-r--r--malloc/malloc.c5
-rw-r--r--malloc/mcheck.c2
2 files changed, 1 insertions, 6 deletions
diff --git a/malloc/malloc.c b/malloc/malloc.c
index 3bf4910651..ba32992999 100644
--- a/malloc/malloc.c
+++ b/malloc/malloc.c
@@ -1702,8 +1702,6 @@ malloc_hook_ini(sz) size_t sz;
 #endif
 {
   __malloc_hook = NULL;
-  __realloc_hook = NULL;
-  __memalign_hook = NULL;
   ptmalloc_init();
   return mALLOc(sz);
 }
@@ -1718,7 +1716,6 @@ realloc_hook_ini(ptr, sz, caller)
 {
   __malloc_hook = NULL;
   __realloc_hook = NULL;
-  __memalign_hook = NULL;
   ptmalloc_init();
   return rEALLOc(ptr, sz);
 }
@@ -1731,8 +1728,6 @@ memalign_hook_ini(sz, alignment, caller)
      size_t sz; size_t alignment; const __malloc_ptr_t caller;
 #endif
 {
-  __malloc_hook = NULL;
-  __realloc_hook = NULL;
   __memalign_hook = NULL;
   ptmalloc_init();
   return mEMALIGn(sz, alignment);
diff --git a/malloc/mcheck.c b/malloc/mcheck.c
index 4547a31299..c5baa3d4a7 100644
--- a/malloc/mcheck.c
+++ b/malloc/mcheck.c
@@ -246,5 +246,5 @@ mcheck (func)
 enum mcheck_status
 mprobe (__ptr_t ptr)
 {
-  return mcheck_used ? checkhdr (ptr) : MCHECK_DISABLED;
+  return mcheck_used ? checkhdr (((struct hdr *) ptr) - 1) : MCHECK_DISABLED;
 }