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| author | Ulrich Drepper <drepper@redhat.com> | 2001-07-18 21:22:57 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2001-07-18 21:22:57 +0000 |
| commit | 91099cf415727b7ff4a920913fabde84dcf7f8fa (patch) | |
| tree | 6387472ec99c3be6dc58e5bf155cf226fc856564 /malloc | |
| parent | f2ebcef262efd8b706c13b4729edb19c0c503420 (diff) | |
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Update.
2001-07-18 Ulrich Drepper <drepper@redhat.com>
* libio/filedoalloc.c (_IO_file_doallocate): A few more minor
cleanups and improvements.
2001-07-18 Andreas Schwab <schwab@suse.de>
* posix/regex.c (WORDCHAR_P) [WCHAR]: Also return true for the
underscore character.
2001-07-18 Jakub Jelinek <jakub@redhat.com>
* malloc/malloc (new_heap): Don't call munmap for zero length.
2001-07-18 Ulrich Drepper <drepper@redhat.com>
* libio/filedoalloc.c (_IO_file_doallocate): Use DEV_TTY_P if
available to determine whether descriptor is for tty before
calling isatty.
* sysdeps/unix/sysv/linux/device-nrs.h: Define DEV_TTY_P.
* sysdeps/generic/device-nrs.h: Likewise.
Diffstat (limited to 'malloc')
| -rw-r--r-- | malloc/malloc.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/malloc/malloc.c b/malloc/malloc.c index 5a5ea8fc71..c3040f4627 100644 --- a/malloc/malloc.c +++ b/malloc/malloc.c @@ -2036,7 +2036,8 @@ new_heap(size) size_t size; if(p1 != MAP_FAILED) { p2 = (char *)(((unsigned long)p1 + (HEAP_MAX_SIZE-1)) & ~(HEAP_MAX_SIZE-1)); ul = p2 - p1; - munmap(p1, ul); + if (ul) + munmap(p1, ul); munmap(p2 + HEAP_MAX_SIZE, HEAP_MAX_SIZE - ul); } else { /* Try to take the chance that an allocation of only HEAP_MAX_SIZE |