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!1177 SysMqNotify系统调用安全增强 

Merge pull request !1177 from 乔克叔叔/cherry-pick-1695689883
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openharmony_ci 2023-09-26 02:10:00 +00:00 committed by Gitee
parent e46f96de46 ada7e138cc
commit f4c3ac7c38
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1 changed files with 7 additions and 1 deletions
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8
syscall/ipc_syscall.c
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@ -94,9 +94,15 @@ int SysMqClose(mqd_t personal)
int SysMqNotify(mqd_t personal, const struct sigevent *sigev)
{
int ret;
struct sigevent ksigev;
ret = LOS_ArchCopyFromUser(&ksigev, sigev, sizeof(struct sigevent));
if (ret != 0) {
return -EFAULT;
}
MQUEUE_FD_U2K(personal);
ret = OsMqNotify(personal, sigev);
ret = OsMqNotify(personal, &ksigev);
if (ret < 0) {
return -get_errno();
}