[ALPHA] Add __user as necessary to fix sparse warnings.

arch/alpha/kernel/osf_sys.c

@@ -1110,46 +1110,47 @@ osf_getrusage(int who, struct rusage32 __user *ru)
 	return copy_to_user(ru, &r, sizeof(r)) ? -EFAULT : 0;
 }
 
-asmlinkage int
-osf_wait4(pid_t pid, int __user *ustatus, int options, struct rusage32 __user *ur)
+asmlinkage long
+osf_wait4(pid_t pid, int __user *ustatus, int options,
+	  struct rusage32 __user *ur)
 {
-	if (!ur) {
+	struct rusage r;
+	long ret, err;
+	mm_segment_t old_fs;
+
+	if (!ur)
 		return sys_wait4(pid, ustatus, options, NULL);
-	} else {
-		struct rusage r;
-		int ret, status;
-		mm_segment_t old_fs = get_fs();
+
+	old_fs = get_fs();
 		
-		set_fs (KERNEL_DS);
-		ret = sys_wait4(pid, &status, options, &r);
-		set_fs (old_fs);
+	set_fs (KERNEL_DS);
+	ret = sys_wait4(pid, ustatus, options, (struct rusage __user *) &r);
+	set_fs (old_fs);
 
-		if (!access_ok(VERIFY_WRITE, ur, sizeof(*ur)))
-			return -EFAULT;
-		__put_user(r.ru_utime.tv_sec, &ur->ru_utime.tv_sec);
-		__put_user(r.ru_utime.tv_usec, &ur->ru_utime.tv_usec);
-		__put_user(r.ru_stime.tv_sec, &ur->ru_stime.tv_sec);
-		__put_user(r.ru_stime.tv_usec, &ur->ru_stime.tv_usec);
-		__put_user(r.ru_maxrss, &ur->ru_maxrss);
-		__put_user(r.ru_ixrss, &ur->ru_ixrss);
-		__put_user(r.ru_idrss, &ur->ru_idrss);
-		__put_user(r.ru_isrss, &ur->ru_isrss);
-		__put_user(r.ru_minflt, &ur->ru_minflt);
-		__put_user(r.ru_majflt, &ur->ru_majflt);
-		__put_user(r.ru_nswap, &ur->ru_nswap);
-		__put_user(r.ru_inblock, &ur->ru_inblock);
-		__put_user(r.ru_oublock, &ur->ru_oublock);
-		__put_user(r.ru_msgsnd, &ur->ru_msgsnd);
-		__put_user(r.ru_msgrcv, &ur->ru_msgrcv);
-		__put_user(r.ru_nsignals, &ur->ru_nsignals);
-		__put_user(r.ru_nvcsw, &ur->ru_nvcsw);
-		if (__put_user(r.ru_nivcsw, &ur->ru_nivcsw))
-			return -EFAULT;
+	if (!access_ok(VERIFY_WRITE, ur, sizeof(*ur)))
+		return -EFAULT;
 
-		if (ustatus && put_user(status, ustatus))
-			return -EFAULT;
-		return ret;
-	}
+	err = 0;
+	err |= __put_user(r.ru_utime.tv_sec, &ur->ru_utime.tv_sec);
+	err |= __put_user(r.ru_utime.tv_usec, &ur->ru_utime.tv_usec);
+	err |= __put_user(r.ru_stime.tv_sec, &ur->ru_stime.tv_sec);
+	err |= __put_user(r.ru_stime.tv_usec, &ur->ru_stime.tv_usec);
+	err |= __put_user(r.ru_maxrss, &ur->ru_maxrss);
+	err |= __put_user(r.ru_ixrss, &ur->ru_ixrss);
+	err |= __put_user(r.ru_idrss, &ur->ru_idrss);
+	err |= __put_user(r.ru_isrss, &ur->ru_isrss);
+	err |= __put_user(r.ru_minflt, &ur->ru_minflt);
+	err |= __put_user(r.ru_majflt, &ur->ru_majflt);
+	err |= __put_user(r.ru_nswap, &ur->ru_nswap);
+	err |= __put_user(r.ru_inblock, &ur->ru_inblock);
+	err |= __put_user(r.ru_oublock, &ur->ru_oublock);
+	err |= __put_user(r.ru_msgsnd, &ur->ru_msgsnd);
+	err |= __put_user(r.ru_msgrcv, &ur->ru_msgrcv);
+	err |= __put_user(r.ru_nsignals, &ur->ru_nsignals);
+	err |= __put_user(r.ru_nvcsw, &ur->ru_nvcsw);
+	err |= __put_user(r.ru_nivcsw, &ur->ru_nivcsw);
+
+	return err ? err : ret;
 }
 
 /*

arch/alpha/kernel/srmcons.c

@@ -146,7 +146,7 @@ srmcons_write(struct tty_struct *tty, int from_user,
 			if (c > sizeof(tmp))
 				c = sizeof(tmp);
 			
-			c -= copy_from_user(tmp, buf, c);
+			c -= copy_from_user(tmp, (const char __user *) buf, c);
 
 			if (!c) { 
 				printk("%s: EFAULT (count %d)\n",

arch/alpha/kernel/traps.c

@@ -111,7 +111,7 @@ dik_show_code(unsigned int *pc)
 	printk("Code:");
 	for (i = -6; i < 2; i++) {
 		unsigned int insn;
-		if (__get_user(insn, pc+i))
+		if (__get_user(insn, (unsigned int __user *)pc + i))
 			break;
 		printk("%c%08x%c", i ? ' ' : '<', insn, i ? ' ' : '>');
 	}

arch/alpha/mm/fault.c

@@ -98,7 +98,7 @@ do_page_fault(unsigned long address, unsigned long mmcsr,
 	   by ignoring such an instruction.  */
 	if (cause == 0) {
 		unsigned int insn;
-		__get_user(insn, (unsigned int *)regs->pc);
+		__get_user(insn, (unsigned int __user *)regs->pc);
 		if ((insn >> 21 & 0x1f) == 0x1f &&
 		    /* ldq ldl ldt lds ldg ldf ldwu ldbu */
 		    (1ul << (insn >> 26) & 0x30f00001400ul)) {