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* spawn.cc (find_exec): Initialize err (CID 60111).

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* strace.cc (strace::activate): Fix potential buffer overrun (CID 59938)
	* syscalls.cc (popen): Close parent pipe descriptor via fclosing fp on
	error to avoid resource leak (CID 59981).
	* thread.cc (pthread::exit): Avoid accessing cygtls member after
	deleting "this" (CID 60217).
This commit is contained in:
Corinna Vinschen
2014-06-23 19:05:15 +00:00
parent cf06a0b18c
commit 8431e478d2
5 changed files with 25 additions and 5 deletions
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3
winsup/cygwin/thread.cc
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@@ -511,6 +511,7 @@ void
pthread::exit (void *value_ptr)
{
class pthread *thread = this;
bool is_main_tls = (cygtls == _main_tls); // Check cygtls before deleting this
// run cleanup handlers
pop_all_cleanup_handlers ();
@@ -536,7 +537,7 @@ pthread::exit (void *value_ptr)
::exit (0);
else
{
if (cygtls == _main_tls)
if (is_main_tls)
{
_cygtls *dummy = (_cygtls *) malloc (sizeof (_cygtls));
*dummy = *_main_tls;