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-rw-r--r--ChangeLog4
-rw-r--r--malloc/malloc.c41
2 files changed, 28 insertions, 17 deletions
diff --git a/ChangeLog b/ChangeLog
index 3cf70a9..db85d0c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
2010-01-14 Ulrich Drepper <drepper@redhat.com>
+ [BZ #11126]
+ * malloc/malloc.c (malloc_info): Initialize malloc if not already
+ done. Handle empty bin lists.
+
* posix/unistd.h: Change getpagesize and getdtablesize declaration
visibility some more.
diff --git a/malloc/malloc.c b/malloc/malloc.c
index ea10d17..b43e454 100644
--- a/malloc/malloc.c
+++ b/malloc/malloc.c
@@ -6369,16 +6369,19 @@ malloc_info (int options, FILE *fp)
mbinptr bin = bin_at (ar_ptr, 1);
struct malloc_chunk *r = bin->fd;
- while (r != bin)
+ if (r != NULL)
{
- ++sizes[NFASTBINS].count;
- sizes[NFASTBINS].total += r->size;
- sizes[NFASTBINS].from = MIN (sizes[NFASTBINS].from, r->size);
- sizes[NFASTBINS].to = MAX (sizes[NFASTBINS].to, r->size);
- r = r->fd;
+ while (r != bin)
+ {
+ ++sizes[NFASTBINS].count;
+ sizes[NFASTBINS].total += r->size;
+ sizes[NFASTBINS].from = MIN (sizes[NFASTBINS].from, r->size);
+ sizes[NFASTBINS].to = MAX (sizes[NFASTBINS].to, r->size);
+ r = r->fd;
+ }
+ nblocks += sizes[NFASTBINS].count;
+ avail += sizes[NFASTBINS].total;
}
- nblocks += sizes[NFASTBINS].count;
- avail += sizes[NFASTBINS].total;
for (size_t i = 2; i < NBINS; ++i)
{
@@ -6388,17 +6391,18 @@ malloc_info (int options, FILE *fp)
sizes[NFASTBINS - 1 + i].to = sizes[NFASTBINS - 1 + i].total
= sizes[NFASTBINS - 1 + i].count = 0;
- while (r != bin)
- {
- ++sizes[NFASTBINS - 1 + i].count;
- sizes[NFASTBINS - 1 + i].total += r->size;
- sizes[NFASTBINS - 1 + i].from = MIN (sizes[NFASTBINS - 1 + i].from,
+ if (r != NULL)
+ while (r != bin)
+ {
+ ++sizes[NFASTBINS - 1 + i].count;
+ sizes[NFASTBINS - 1 + i].total += r->size;
+ sizes[NFASTBINS - 1 + i].from
+ = MIN (sizes[NFASTBINS - 1 + i].from, r->size);
+ sizes[NFASTBINS - 1 + i].to = MAX (sizes[NFASTBINS - 1 + i].to,
r->size);
- sizes[NFASTBINS - 1 + i].to = MAX (sizes[NFASTBINS - 1 + i].to,
- r->size);
- r = r->fd;
- }
+ r = r->fd;
+ }
if (sizes[NFASTBINS - 1 + i].count == 0)
sizes[NFASTBINS - 1 + i].from = 0;
@@ -6460,6 +6464,9 @@ malloc_info (int options, FILE *fp)
fputs ("</heap>\n", fp);
}
+ if(__malloc_initialized < 0)
+ ptmalloc_init ();
+
fputs ("<malloc version=\"1\">\n", fp);
/* Iterate over all arenas currently in use. */