Mercurial > hg > graal-jvmci-8
diff src/os/linux/vm/os_linux.cpp @ 17567:5656140324ed
8030763: Validate global memory allocation
Summary: Add length checks where necessary
Reviewed-by: coleenp, mschoene
author | hseigel |
---|---|
date | Thu, 13 Feb 2014 11:28:17 -0500 |
parents | e4f478e7781b |
children | 3eed8712d410 364b73402247 |
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--- a/src/os/linux/vm/os_linux.cpp Wed Feb 12 11:33:30 2014 -0800 +++ b/src/os/linux/vm/os_linux.cpp Thu Feb 13 11:28:17 2014 -0500 @@ -1,5 +1,5 @@ /* - * Copyright (c) 1999, 2013, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 1999, 2014, 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 @@ -1572,9 +1572,6 @@ ::abort(); } -// unused on linux for now. -void os::set_error_file(const char *logfile) {} - // This method is a copy of JDK's sysGetLastErrorString // from src/solaris/hpi/src/system_md.c @@ -2399,6 +2396,7 @@ // determine if this is a legacy image or modules image // modules image doesn't have "jre" subdirectory len = strlen(buf); + assert(len < buflen, "Ran out of buffer room"); jrelib_p = buf + len; snprintf(jrelib_p, buflen-len, "/jre/lib/%s", cpu_arch); if (0 != access(buf, F_OK)) { @@ -2419,7 +2417,7 @@ } } - strcpy(saved_jvm_path, buf); + strncpy(saved_jvm_path, buf, MAXPATHLEN); } void os::print_jni_name_prefix_on(outputStream* st, int args_size) {