Aren/haiku
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

pthread: check parameters for pthread_barrierattr_*pshared().

Browse Source 
* fixes #13323.
This commit is contained in:
Jérôme Duval 2017-02-21 19:58:19 +01:00
parent 9b264ecce1
commit 4f10ef40b9
1 changed files with 11 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
src/system/libroot/posix/pthread/pthread_barrier.cpp
View File

@ -137,7 +137,10 @@ pthread_barrierattr_destroy(pthread_barrierattr_t* _attr)
int
pthread_barrierattr_getpshared(const pthread_barrierattr_t* _attr, int* shared)
{
pthread_barrierattr* attr = *_attr;
pthread_barrierattr* attr;
if (_attr == NULL || (attr = *_attr) == NULL || shared == NULL)
return B_BAD_VALUE;
*shared = attr->process_shared
? PTHREAD_PROCESS_SHARED : PTHREAD_PROCESS_PRIVATE;
@ -149,7 +152,13 @@ pthread_barrierattr_getpshared(const pthread_barrierattr_t* _attr, int* shared)
int
pthread_barrierattr_setpshared(pthread_barrierattr_t* _attr, int shared)
{
pthread_barrierattr* attr = *_attr;
pthread_barrierattr* attr;
if (_attr == NULL || (attr = *_attr) == NULL
|| shared < PTHREAD_PROCESS_PRIVATE
|| shared > PTHREAD_PROCESS_SHARED) {
return B_BAD_VALUE;
}
attr->process_shared = shared == PTHREAD_PROCESS_SHARED;