X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=fs%2Fcompat_ioctl.c;h=d2c38875ab296e45741c5dcf966da56ec51d8f96;hb=b4cf1b72eec0e197257a5b07dc9ec53552cdd123;hp=057e60217fc5644a31e00578c75ec1619e3bb99c;hpb=d6d93856cb90eeb07062ad938bd26f554bf1b9b9;p=linux-2.6-omap-h63xx.git

diff --git a/fs/compat_ioctl.c b/fs/compat_ioctl.c
index 057e60217fc..d2c38875ab2 100644
--- a/fs/compat_ioctl.c
+++ b/fs/compat_ioctl.c
@@ -72,6 +72,7 @@
 #include <linux/i2c-dev.h>
 #include <linux/wireless.h>
 #include <linux/atalk.h>
+#include <linux/blktrace_api.h>
 
 #include <net/sock.h>          /* siocdevprivate_ioctl */
 #include <net/bluetooth/bluetooth.h>
@@ -446,7 +447,7 @@ static int dev_ifconf(unsigned int fd, unsigned int cmd, unsigned long arg)
 	ifr = ifc.ifc_req;
 	ifr32 = compat_ptr(ifc32.ifcbuf);
 	for (i = 0, j = 0;
-             i + sizeof (struct ifreq32) < ifc32.ifc_len && j < ifc.ifc_len;
+             i + sizeof (struct ifreq32) <= ifc32.ifc_len && j < ifc.ifc_len;
 	     i += sizeof (struct ifreq32), j += sizeof (struct ifreq)) {
 		if (copy_in_user(ifr32, ifr, sizeof (struct ifreq32)))
 			return -EFAULT;
@@ -1521,8 +1522,7 @@ static struct {
 	{ ATM_QUERYLOOP32,   ATM_QUERYLOOP }
 };
 
-#define NR_ATM_IOCTL (sizeof(atm_ioctl_map)/sizeof(atm_ioctl_map[0]))
-
+#define NR_ATM_IOCTL ARRAY_SIZE(atm_ioctl_map)
 
 static int do_atm_iobuf(unsigned int fd, unsigned int cmd, unsigned long arg)
 {
@@ -1823,7 +1823,7 @@ static struct {
 	{ FDWERRORGET32, FDWERRORGET }
 };
 
-#define NR_FD_IOCTL_TRANS (sizeof(fd_ioctl_trans_table)/sizeof(fd_ioctl_trans_table[0]))
+#define NR_FD_IOCTL_TRANS ARRAY_SIZE(fd_ioctl_trans_table)
 
 static int fd_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
 {
@@ -2531,18 +2531,9 @@ static int rtc_ioctl(unsigned fd, unsigned cmd, unsigned long arg)
 		val32 = kval;
 		return put_user(val32, (unsigned int __user *)arg);
 	case RTC_IRQP_SET32:
+		return sys_ioctl(fd, RTC_IRQP_SET, arg); 
 	case RTC_EPOCH_SET32:
-		ret = get_user(val32, (unsigned int __user *)arg);
-		if (ret)
-			return ret;
-		kval = val32;
-
-		set_fs(KERNEL_DS);
-		ret = sys_ioctl(fd, (cmd == RTC_IRQP_SET32) ?
-				RTC_IRQP_SET : RTC_EPOCH_SET,
-				(unsigned long)&kval);
-		set_fs(oldfs);
-		return ret;
+		return sys_ioctl(fd, RTC_EPOCH_SET, arg);
 	default:
 		/* unreached */
 		return -ENOIOCTLCMD;