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Check FreeBSD upstream changes and apply important patches.

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* sysv_sem.cc (__semctl): Check copyin return value (from 1.76).
	* sysv_shm.cc (shminit): Actually use the iterating variable in the
	for loop when trying to avoid overflow (from 1.102).
This commit is contained in:
Corinna Vinschen 2006-01-09 15:10:14 +00:00
parent 104fffd24d
commit e3786825c0
4 changed files with 12 additions and 2 deletions
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7
winsup/cygserver/ChangeLog
View File

@ -1,3 +1,10 @@
2006-01-09 Corinna Vinschen <corinna@vinschen.de>
Check FreeBSD upstream changes and apply important patches.
* sysv_sem.cc (__semctl): Check copyin return value (from 1.76).
* sysv_shm.cc (shminit): Actually use the iterating variable in the
for loop when trying to avoid overflow (from 1.102).
2005-11-10 Corinna Vinschen <corinna@vinschen.de>
* bsd_helper.cc (securityinit): New function. Move initialization

1
winsup/cygserver/sysv_msg.cc
View File

@ -28,6 +28,7 @@
#define __FBSDID(s) const char version[] = (s)
#endif
__FBSDID("$FreeBSD: /usr/local/www/cvsroot/FreeBSD/src/sys/kern/sysv_msg.c,v 1.52 2003/11/07 04:47:14 rwatson Exp $");
/* CV, 2006-01-09: Inspected upstream up to version 1.60. */
#define _KERNEL 1
#define __BSD_VISIBLE 1

3
winsup/cygserver/sysv_sem.cc
View File

@ -18,6 +18,7 @@
#define __FBSDID(s) const char version[] = (s)
#endif
__FBSDID("$FreeBSD: /repoman/r/ncvs/src/sys/kern/sysv_sem.c,v 1.70 2004/05/30 20:34:58 phk Exp $");
/* CV, 2006-01-09: Inspected upstream up to version 1.78. */
#define _KERNEL 1
#define __BSD_VISIBLE 1
@ -806,7 +807,7 @@ raced:
if ((error = copyin(arg, &real_arg, sizeof(real_arg))) != 0)
goto done2;
array = (u_short *) sys_malloc(sizeof(*array) * count, M_TEMP, M_WAITOK);
copyin(real_arg.array, array, count * sizeof(*array));
error = copyin(real_arg.array, array, count * sizeof(*array));
if (error)
break;
mtx_lock(sema_mtxp);

3
winsup/cygserver/sysv_shm.cc
View File

@ -40,6 +40,7 @@
#define __FBSDID(s) const char version[] = (s)
#endif
__FBSDID("$FreeBSD: /repoman/r/ncvs/src/sys/kern/sysv_shm.c,v 1.89 2003/11/07 04:47:14 rwatson Exp $");
/* CV, 2006-01-09: Inspected upstream up to version 1.104. */
#define _KERNEL 1
#define __BSD_VISIBLE 1
@ -954,7 +955,7 @@ shminit(void)
TUNABLE_INT_FETCH("kern.ipc.shmmaxpgs", &shminfo.shmall);
for (i = PAGE_SIZE; i > 0; i--) {
shminfo.shmmax = shminfo.shmall * PAGE_SIZE;
shminfo.shmmax = shminfo.shmall * i;
if (shminfo.shmmax >= shminfo.shmall)
break;
}