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malloc: Revert sense of prev_inuse in comments

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Reviewed-by: Carlos O'Donell <carlos@redhat.com>
This commit is contained in:
Florian Weimer
2018-03-09 16:21:22 +01:00
parent d9f26dab2c
commit 229855e598
2 changed files with 8 additions and 3 deletions
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6
malloc/malloc.c
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@@ -1287,13 +1287,13 @@ nextchunk-> +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
/* Ptr to next physical malloc_chunk. */
#define next_chunk(p) ((mchunkptr) (((char *) (p)) + chunksize (p)))
/* Size of the chunk below P. Only valid if prev_inuse (P). */
/* Size of the chunk below P. Only valid if !prev_inuse (P). */
#define prev_size(p) ((p)->mchunk_prev_size)
/* Set the size of the chunk below P. Only valid if prev_inuse (P). */
/* Set the size of the chunk below P. Only valid if !prev_inuse (P). */
#define set_prev_size(p, sz) ((p)->mchunk_prev_size = (sz))
/* Ptr to previous physical malloc_chunk. Only valid if prev_inuse (P). */
/* Ptr to previous physical malloc_chunk. Only valid if !prev_inuse (P). */
#define prev_chunk(p) ((mchunkptr) (((char *) (p)) - prev_size (p)))
/* Treat space at ptr + offset as a chunk */