Delete the buffer in createObjectFile if it fails.

The Binary constructor takes ownership of the memory buffer. This is a fairly
unfortunate interface, but for now make createObjectFile consistent with it
by also deleting the buffer if it fails.

Fixes a leak in llvm-ar found by the valgrind bots.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@187039 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola 2013-07-24 14:00:26 +00:00
parent 36f5ac198f
commit 7976842791

View File

@ -38,8 +38,10 @@ section_iterator ObjectFile::getRelocatedSection(DataRefImpl Sec) const {
}
ObjectFile *ObjectFile::createObjectFile(MemoryBuffer *Object) {
if (!Object || Object->getBufferSize() < 64)
if (Object->getBufferSize() < 64) {
delete Object;
return 0;
}
sys::fs::file_magic Type = sys::fs::identify_magic(Object->getBuffer());
switch (Type) {
@ -47,6 +49,7 @@ ObjectFile *ObjectFile::createObjectFile(MemoryBuffer *Object) {
case sys::fs::file_magic::bitcode:
case sys::fs::file_magic::archive:
case sys::fs::file_magic::macho_universal_binary:
delete Object;
return 0;
case sys::fs::file_magic::elf_relocatable:
case sys::fs::file_magic::elf_executable: