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8199924: Solaris: Correctly enqueue null arguments of attach operations

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Reviewed-by: dcubed, dholmes
This commit is contained in:
Christoph Langer 2018-03-23 09:26:59 +01:00
parent f1f63e1f85
commit 3e5b58e0d7
1 changed files with 12 additions and 3 deletions
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15
src/jdk.attach/solaris/native/libattach/VirtualMachineImpl.c
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2005, 2015, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2005, 2018, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -231,7 +231,7 @@ static const char* translate_error(jint err) {
int table_size = sizeof(error_messages) / sizeof(error_messages[0]);
int i;
for (i=0; i<table_size; i++) {
for (i = 0; i < table_size; i++) {
if (err == error_messages[i].err) {
return error_messages[i].msg;
}
@ -293,7 +293,7 @@ JNIEXPORT jint JNICALL Java_sun_tools_attach_VirtualMachineImpl_enqueue
*/
arg_count = (*env)->GetArrayLength(env, args);
for (i=0; i<arg_count; i++) {
for (i = 0; i < arg_count; i++) {
jobject obj = (*env)->GetObjectArrayElement(env, args, i);
if (obj != NULL) {
cstr = JNU_GetStringPlatformChars(env, obj, &isCopy);
@ -314,6 +314,15 @@ JNIEXPORT jint JNICALL Java_sun_tools_attach_VirtualMachineImpl_enqueue
return -1;
}
}
} else {
char* newbuf = (char*)realloc(buf, size + 1);
if (newbuf == NULL) {
free(buf);
JNU_ThrowOutOfMemoryError(env, "realloc failed");
return -1;
}
buf = newbuf;
buf[size++] = 0;
}
if ((*env)->ExceptionOccurred(env)) {
free(buf);