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Update. 

* malloc/malloc.c (request2size): Also set errno of failing.
This commit is contained in:
Ulrich Drepper 1999-07-07 15:33:09 +00:00
parent 597d10a00a
commit 9ae6fc542a
2 changed files with 8 additions and 1 deletions
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2
ChangeLog
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@ -1,5 +1,7 @@
1999-07-07 Ulrich Drepper <drepper@cygnus.com>
* malloc/malloc.c (request2size): Also set errno of failing.
* malloc/malloc.c (request2size): Take care of overflow in
addition.

7
malloc/malloc.c
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@ -822,6 +822,10 @@ do { \
computed. */
/* Macro to set errno. */
#ifndef __set_errno
# define __set_errno(val) errno = (val)
#endif
/* On some platforms we can compile internal, not exported functions better.
Let the environment provide a macro and define it to be empty if it
@ -1264,7 +1268,8 @@ static void free_atfork();
#define request2size(req, nb) \
((nb = (req) + (SIZE_SZ + MALLOC_ALIGN_MASK)),\
((long)nb <= 0 || nb < (INTERNAL_SIZE_T) (req) \
? 1 : ((nb < (MINSIZE + MALLOC_ALIGN_MASK) \
? (__set_errno (ENOMEM), 1) \
: ((nb < (MINSIZE + MALLOC_ALIGN_MASK) \
? (nb = MINSIZE) : (nb &= ~MALLOC_ALIGN_MASK)), 0)))
/* Check if m has acceptable alignment */