[PATCH] sparse: rest of net/* annotations (in this patchset, that is ;-)

include/linux/if.h

@@ -182,8 +182,8 @@ struct ifconf
 	int	ifc_len;			/* size of buffer	*/
 	union 
 	{
-		char *			ifcu_buf;
-		struct	ifreq 		*ifcu_req;
+		char __user *ifcu_buf;
+		struct ifreq __user *ifcu_req;
 	} ifc_ifcu;
 };
 #define	ifc_buf	ifc_ifcu.ifcu_buf		/* buffer address	*/

net/core/iovec.c

@@ -157,7 +157,7 @@ int memcpy_fromiovecend(unsigned char *kdata, struct iovec *iov, int offset,
 	}
 
 	while (len > 0) {
-		u8 *base = iov->iov_base + offset;
+		u8 __user *base = iov->iov_base + offset;
 		int copy = min_t(unsigned int, len, iov->iov_len - offset);
 
 		offset = 0;

net/core/pktgen.c

@@ -870,7 +870,7 @@ static int proc_read(char *buf , char **start, off_t offset,
 	return p - buf;
 }
 
-static int count_trail_chars(const char *user_buffer, unsigned int maxlen)
+static int count_trail_chars(const char __user *user_buffer, unsigned int maxlen)
 {
 	int i;
 
@@ -895,7 +895,7 @@ static int count_trail_chars(const char *user_buffer, unsigned int maxlen)
 	return i;
 }
 
-static unsigned long num_arg(const char *user_buffer, unsigned long maxlen,
+static unsigned long num_arg(const char __user *user_buffer, unsigned long maxlen,
 			     unsigned long *num)
 {
 	int i = 0;
@@ -916,7 +916,7 @@ static unsigned long num_arg(const char *user_buffer, unsigned long maxlen,
 	return i;
 }
 
-static int strn_len(const char *user_buffer, unsigned int maxlen)
+static int strn_len(const char __user *user_buffer, unsigned int maxlen)
 {
 	int i = 0;
 
@@ -940,7 +940,7 @@ static int strn_len(const char *user_buffer, unsigned int maxlen)
 	return i;
 }
 
-static int proc_write(struct file *file, const char *user_buffer,
+static int proc_write(struct file *file, const char __user *user_buffer,
 			 unsigned long count, void *data)
 {
 	int i = 0, max, len;

net/ipv4/ipvs/ip_vs_ctl.c

@@ -1347,7 +1347,7 @@ static int ip_vs_zero_all(void)
 
 static int
 proc_do_defense_mode(ctl_table *table, int write, struct file * filp,
-		     void *buffer, size_t *lenp)
+		     void __user *buffer, size_t *lenp)
 {
 	int *valp = table->data;
 	int val = *valp;
@@ -1370,7 +1370,7 @@ proc_do_defense_mode(ctl_table *table, int write, struct file * filp,
 
 static int
 proc_do_sync_threshold(ctl_table *table, int write, struct file *filp,
-		       void *buffer, size_t *lenp)
+		       void __user *buffer, size_t *lenp)
 {
 	int *valp = table->data;
 	int val[2];

net/socket.c

@@ -776,24 +776,24 @@ static int sock_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
 	unlock_kernel();
 	sock = SOCKET_I(inode);
 	if (cmd >= SIOCDEVPRIVATE && cmd <= (SIOCDEVPRIVATE + 15)) {
-		err = dev_ioctl(cmd, (void __user *)arg);
+		err = dev_ioctl(cmd, argp);
 	} else
 #ifdef WIRELESS_EXT
 	if (cmd >= SIOCIWFIRST && cmd <= SIOCIWLAST) {
-		err = dev_ioctl(cmd, (void __user *)arg);
+		err = dev_ioctl(cmd, argp);
 	} else
 #endif	/* WIRELESS_EXT */
 	switch (cmd) {
 		case FIOSETOWN:
 		case SIOCSPGRP:
 			err = -EFAULT;
-			if (get_user(pid, (int __user *)arg))
+			if (get_user(pid, (int __user *)argp))
 				break;
 			err = f_setown(sock->file, pid, 1);
 			break;
 		case FIOGETOWN:
 		case SIOCGPGRP:
-			err = put_user(sock->file->f_owner.pid, (int __user *)arg);
+			err = put_user(sock->file->f_owner.pid, (int __user *)argp);
 			break;
 		case SIOCGIFBR:
 		case SIOCSIFBR:
@@ -822,7 +822,7 @@ static int sock_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
 		case SIOCGIFDIVERT:
 		case SIOCSIFDIVERT:
 		/* Convert this to call through a hook */
-			err = divert_ioctl(cmd, (struct divert_cf *)arg);
+			err = divert_ioctl(cmd, argp);
 			break;
 		case SIOCADDDLCI:
 		case SIOCDELDLCI: