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wasm_cluster_spread_custom_data: Fix a crash when called before exec

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This commit is contained in:
YAMAMOTO Takashi 2022-06-28 21:39:48 +09:00
parent 2746d29751
commit 95dcf3874d
1 changed files with 12 additions and 6 deletions
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10
core/iwasm/libraries/thread-mgr/thread_manager.c
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@ -937,12 +937,18 @@ wasm_cluster_spread_custom_data(WASMModuleInstanceCommon *module_inst,
void *custom_data)
{
WASMExecEnv *exec_env = wasm_clusters_search_exec_env(module_inst);
WASMCluster *cluster = NULL;
bh_assert(exec_env);
if (exec_env == NULL) {
/* Maybe threads have not been started yet. */
wasm_runtime_set_custom_data_internal(module_inst, custom_data);
}
else {
WASMCluster *cluster;
cluster = wasm_exec_env_get_cluster(exec_env);
bh_assert(cluster);
traverse_list(&cluster->exec_env_list, set_custom_data_visitor,
custom_data);
}
}