X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=arch%2Fsparc%2Fkernel%2Fsys_sunos.c;h=ea99b5d7b9dc6fd9025a962e96c3507645d72c54;hb=43bc926fffd92024b46cafaf7350d669ba9ca884;hp=6b2bccee769ba6ca25d181e5822fda7f7da82085;hpb=9213980e6a70d8473e0ffd4b39ab5b6caaba9ff5;p=linux-2.6.git

diff --git a/arch/sparc/kernel/sys_sunos.c b/arch/sparc/kernel/sys_sunos.c
index 6b2bccee7..ea99b5d7b 100644
--- a/arch/sparc/kernel/sys_sunos.c
+++ b/arch/sparc/kernel/sys_sunos.c
@@ -30,10 +30,12 @@
 #include <linux/stat.h>
 #include <linux/slab.h>
 #include <linux/pagemap.h>
+#include <linux/capability.h>
 #include <linux/errno.h>
 #include <linux/smp.h>
 #include <linux/smp_lock.h>
 #include <linux/syscalls.h>
+#include <linux/vs_cvirt.h>
 
 #include <net/sock.h>
 
@@ -97,7 +99,7 @@ asmlinkage unsigned long sunos_mmap(unsigned long addr, unsigned long len,
 		    iminor(file->f_dentry->d_inode) == 5) {
 			flags |= MAP_ANONYMOUS;
 			fput(file);
-			file = 0;
+			file = NULL;
 		}
 	}
 	ret_type = flags & _MAP_NEW;
@@ -178,7 +180,7 @@ asmlinkage int sunos_brk(unsigned long brk)
 	 * Check against rlimit and stack..
 	 */
 	retval = -ENOMEM;
-	rlim = current->rlim[RLIMIT_DATA].rlim_cur;
+	rlim = current->signal->rlim[RLIMIT_DATA].rlim_cur;
 	if (rlim >= RLIM_INFINITY)
 		rlim = ~0;
 	if (brk - current->mm->end_code > rlim)
@@ -481,14 +483,16 @@ struct sunos_utsname {
 asmlinkage int sunos_uname(struct sunos_utsname __user *name)
 {
 	int ret;
+	struct new_utsname *ptr;
 	down_read(&uts_sem);
-	ret = copy_to_user(&name->sname[0], &system_utsname.sysname[0], sizeof(name->sname) - 1);
+	ptr = vx_new_utsname();
+	ret = copy_to_user(&name->sname[0], ptr->sysname, sizeof(name->sname) - 1);
 	if (!ret) {
-		ret |= __copy_to_user(&name->nname[0], &system_utsname.nodename[0], sizeof(name->nname) - 1);
+		ret |= __copy_to_user(&name->nname[0], ptr->nodename, sizeof(name->nname) - 1);
 		ret |= __put_user('\0', &name->nname[8]);
-		ret |= __copy_to_user(&name->rel[0], &system_utsname.release[0], sizeof(name->rel) - 1);
-		ret |= __copy_to_user(&name->ver[0], &system_utsname.version[0], sizeof(name->ver) - 1);
-		ret |= __copy_to_user(&name->mach[0], &system_utsname.machine[0], sizeof(name->mach) - 1);
+		ret |= __copy_to_user(&name->rel[0], ptr->release, sizeof(name->rel) - 1);
+		ret |= __copy_to_user(&name->ver[0], ptr->version, sizeof(name->ver) - 1);
+		ret |= __copy_to_user(&name->mach[0], ptr->machine, sizeof(name->mach) - 1);
 	}
 	up_read(&uts_sem);
 	return ret ? -EFAULT : 0;
@@ -505,7 +509,7 @@ asmlinkage int sunos_nosys(void)
 	info.si_signo = SIGSYS;
 	info.si_errno = 0;
 	info.si_code = __SI_FAULT|0x100;
-	info.si_addr = (void *)regs->pc;
+	info.si_addr = (void __user *)regs->pc;
 	info.si_trapno = regs->u_regs[UREG_G1];
 	send_sig_info(SIGSYS, &info, current);
 	if (cnt++ < 4) {
@@ -755,7 +759,7 @@ sunos_mount(char __user *type, char __user *dir, int flags, void __user *data)
 {
 	int linux_flags = 0;
 	int ret = -EINVAL;
-	char *dev_fname = 0;
+	char *dev_fname = NULL;
 	char *dir_page, *type_page;
 
 	if (!capable (CAP_SYS_ADMIN))
@@ -894,7 +898,7 @@ asmlinkage long sunos_sysconf (int name)
 		ret = ARG_MAX;
 		break;
 	case _SC_CHILD_MAX:
-		ret = CHILD_MAX;
+		ret = -1; /* no limit */
 		break;
 	case _SC_CLK_TCK:
 		ret = HZ;
@@ -1131,7 +1135,7 @@ sunos_sigaction(int sig, const struct old_sigaction __user *act,
 	if (act) {
 		old_sigset_t mask;
 
-		if (verify_area(VERIFY_READ, act, sizeof(*act)) ||
+		if (!access_ok(VERIFY_READ, act, sizeof(*act)) ||
 		    __get_user(new_ka.sa.sa_handler, &act->sa_handler) ||
 		    __get_user(new_ka.sa.sa_flags, &act->sa_flags))
 			return -EFAULT;
@@ -1152,7 +1156,7 @@ sunos_sigaction(int sig, const struct old_sigaction __user *act,
 		 * But then again we don't support SunOS lwp's anyways ;-)
 		 */
 		old_ka.sa.sa_flags ^= SUNOS_SV_INTERRUPT;
-		if (verify_area(VERIFY_WRITE, oact, sizeof(*oact)) ||
+		if (!access_ok(VERIFY_WRITE, oact, sizeof(*oact)) ||
 		    __put_user(old_ka.sa.sa_handler, &oact->sa_handler) ||
 		    __put_user(old_ka.sa.sa_flags, &oact->sa_flags))
 			 return -EFAULT;