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Red Hat Bugzilla – Attachment 308663 Details for
Bug 450474
segfault in dm_hash_iter()
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[patch]
needed fix
dm-fix-segfault.patch (text/plain), 960 bytes, created by
Milan Broz
on 2008-06-08 23:39:09 UTC
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Description:
needed fix
Filename:
MIME Type:
Creator:
Milan Broz
Created:
2008-06-08 23:39:09 UTC
Size:
960 bytes
patch
obsolete
>--- device-mapper.1.02.25.old/lib/datastruct/hash.c 2007-08-21 18:26:06.000000000 +0200 >+++ device-mapper.1.02.25/lib/datastruct/hash.c 2008-06-09 01:23:41.000000000 +0200 >@@ -215,12 +215,14 @@ unsigned dm_hash_get_num_entries(struct > > void dm_hash_iter(struct dm_hash_table *t, dm_hash_iterate_fn f) > { >- struct dm_hash_node *c; >+ struct dm_hash_node *c, *n; > unsigned i; > > for (i = 0; i < t->num_slots; i++) >- for (c = t->slots[i]; c; c = c->next) >+ for (c = t->slots[i]; c; c = n) { >+ n = c->next; > f(c->data); >+ } > } > > void dm_hash_wipe(struct dm_hash_table *t) >--- device-mapper.1.02.25.old/WHATS_NEW 2008-04-10 20:00:45.000000000 +0200 >+++ device-mapper.1.02.25/WHATS_NEW 2008-06-09 01:23:55.000000000 +0200 >@@ -1,3 +1,7 @@ >+Version 1.02.26 - >+================================= >+ Make dm_hash_iter safe against deletion. >+ > Version 1.02.25 - 10th April 2008 > ================================= > Remove redundant if-before-free tests.
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