X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=fs%2Fcompat.c;h=ce982f6e8c80270be3fd23f8f9553c486626986e;hb=ee731f4f7880b09ca147008ab46ad4e5f72cb8bf;hp=7e7e5bc4f3cf39b84d1eb95e1a5d998c6f0afa4c;hpb=c0897856553d45aee1780bed455b7c2e888dd64b;p=mv-sheeva.git

diff --git a/fs/compat.c b/fs/compat.c
index 7e7e5bc4f3c..ce982f6e8c8 100644
--- a/fs/compat.c
+++ b/fs/compat.c
@@ -55,6 +55,20 @@
 
 extern void sigset_from_compat(sigset_t *set, compat_sigset_t *compat);
 
+int compat_log = 1;
+
+int compat_printk(const char *fmt, ...)
+{
+	va_list ap;
+	int ret;
+	if (!compat_log)
+		return 0;
+	va_start(ap, fmt);
+	ret = vprintk(fmt, ap);
+	va_end(ap);
+	return ret;
+}
+
 /*
  * Not all architectures have sys_utime, so implement this in terms
  * of sys_utimes.
@@ -359,7 +373,7 @@ static void compat_ioctl_error(struct file *filp, unsigned int fd,
 	sprintf(buf,"'%c'", (cmd>>24) & 0x3f);
 	if (!isprint(buf[1]))
 		sprintf(buf, "%02x", buf[1]);
-	printk("ioctl32(%s:%d): Unknown cmd fd(%d) "
+	compat_printk("ioctl32(%s:%d): Unknown cmd fd(%d) "
 			"cmd(%08x){%s} arg(%08x) on %s\n",
 			current->comm, current->pid,
 			(int)fd, (unsigned int)cmd, buf,
@@ -1841,7 +1855,7 @@ asmlinkage long compat_sys_pselect7(int n, compat_ulong_t __user *inp,
 
 	} while (!ret && !timeout && tsp && (ts.tv_sec || ts.tv_nsec));
 
-	if (tsp && !(current->personality & STICKY_TIMEOUTS)) {
+	if (ret == 0 && tsp && !(current->personality & STICKY_TIMEOUTS)) {
 		struct compat_timespec rts;
 
 		rts.tv_sec = timeout / HZ;
@@ -1852,7 +1866,8 @@ asmlinkage long compat_sys_pselect7(int n, compat_ulong_t __user *inp,
 		}
 		if (compat_timespec_compare(&rts, &ts) >= 0)
 			rts = ts;
-		copy_to_user(tsp, &rts, sizeof(rts));
+		if (copy_to_user(tsp, &rts, sizeof(rts)))
+			ret = -EFAULT;
 	}
 
 	if (ret == -ERESTARTNOHAND) {