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HDFS-12494. libhdfs SIGSEGV in setTLSExceptionStrings. Contributed by John Zhuge. 

(cherry picked from commit 2856eb207b)
This commit is contained in:
John Zhuge 2017-10-07 00:09:36 -07:00
parent ae9f82c603
commit 7dfe97d84f
1 changed files with 7 additions and 5 deletions
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12
hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfs/jni_helper.c
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@ -522,19 +522,21 @@ JNIEnv* getJNIEnv(void)
/* Create a ThreadLocalState for this thread */ /* Create a ThreadLocalState for this thread */
state = threadLocalStorageCreate(); state = threadLocalStorageCreate();
if (!state) { if (!state) {
mutexUnlock(&jvmMutex);
fprintf(stderr, "getJNIEnv: Unable to create ThreadLocalState\n"); fprintf(stderr, "getJNIEnv: Unable to create ThreadLocalState\n");
return NULL; return NULL;
} }
if (threadLocalStorageSet(state)) {
mutexUnlock(&jvmMutex);
goto fail;
}
THREAD_LOCAL_STORAGE_SET_QUICK(state);
state->env = getGlobalJNIEnv(); state->env = getGlobalJNIEnv();
mutexUnlock(&jvmMutex); mutexUnlock(&jvmMutex);
if (!state->env) { if (!state->env) {
goto fail; goto fail;
} }
if (threadLocalStorageSet(state)) {
goto fail;
}
THREAD_LOCAL_STORAGE_SET_QUICK(state);
return state->env; return state->env;
fail: fail: