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iconv: Use __twalk_r in __gconv_release_shlib
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@ -1,3 +1,9 @@
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2019-06-04 Florian Weimer <fweimer@redhat.com>
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* iconv/gconv_dl.c (release_handle): Remove file-level definition.
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(do_release_shlib): Adjust for __twalk_r.
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(__gconv_release_shlib): Call __twalk_r.
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2019-06-04 Andreas Schwab <schwab@suse.de>
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[BZ #18830]
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@ -149,15 +149,10 @@ __gconv_find_shlib (const char *name)
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return found;
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}
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/* This is very ugly but the tsearch functions provide no way to pass
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information to the walker function. So we use a global variable.
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It is MT safe since we use a lock. */
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static struct __gconv_loaded_object *release_handle;
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static void
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do_release_shlib (void *nodep, VISIT value, int level)
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do_release_shlib (const void *nodep, VISIT value, void *closure)
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{
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struct __gconv_loaded_object *release_handle = closure;
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struct __gconv_loaded_object *obj = *(struct __gconv_loaded_object **) nodep;
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if (value != preorder && value != leaf)
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@ -184,13 +179,10 @@ do_release_shlib (void *nodep, VISIT value, int level)
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void
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__gconv_release_shlib (struct __gconv_loaded_object *handle)
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{
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/* Urgh, this is ugly but we have no other possibility. */
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release_handle = handle;
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/* Process all entries. Please note that we also visit entries
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with release counts <= 0. This way we can finally unload them
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if necessary. */
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__twalk (loaded, (__action_fn_t) do_release_shlib);
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__twalk_r (loaded, do_release_shlib, handle);
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}
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