Author: dchagin
Date: Sun Feb 26 20:01:58 2017
New Revision: 314314
URL: https://svnweb.freebsd.org/changeset/base/314314
Log:
Return EINVAL in case when an invalid size of signal mask specified.
MFC after: 1 month
Modified:
head/sys/compat/linux/linux_event.c
Modified: head/sys/compat/linux/linux_event.c
==============================================================================
--- head/sys/compat/linux/linux_event.c Sun Feb 26 19:59:28 2017
(r314313)
+++ head/sys/compat/linux/linux_event.c Sun Feb 26 20:01:58 2017
(r314314)
@@ -622,6 +622,8 @@ linux_epoll_pwait(struct thread *td, str
int error;
if (args->mask != NULL) {
+ if (args->sigsetsize != sizeof(l_sigset_t))
+ return (EINVAL);
error = copyin(args->mask, &lmask, sizeof(l_sigset_t));
if (error != 0)
return (error);
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