X-Git-Url: http://www.pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=arch%2Fx86%2Fkernel%2Fmsr.c;h=9c34a1005dba986fbaea969b81aa88676f07741b;hb=c6f31932d0a1d2b13952f506ebc92675e2d8df80;hp=e43938086885c307b5389774dfb114e5ba12b9f1;hpb=f73be6dedf4fa058ce80846dae604b08fa805ca1;p=linux-2.6-omap-h63xx.git

diff --git a/arch/x86/kernel/msr.c b/arch/x86/kernel/msr.c
index e4393808688..9c34a1005db 100644
--- a/arch/x86/kernel/msr.c
+++ b/arch/x86/kernel/msr.c
@@ -79,8 +79,11 @@ static ssize_t msr_read(struct file *file, char __user *buf,
 
 	for (; count; count -= 8) {
 		err = rdmsr_safe_on_cpu(cpu, reg, &data[0], &data[1]);
-		if (err)
-			return -EIO;
+		if (err) {
+			if (err == -EFAULT) /* Fix idiotic error code */
+				err = -EIO;
+			return err;
+		}
 		if (copy_to_user(tmp, &data, 8))
 			return -EFAULT;
 		tmp += 2;
@@ -105,8 +108,11 @@ static ssize_t msr_write(struct file *file, const char __user *buf,
 		if (copy_from_user(&data, tmp, 8))
 			return -EFAULT;
 		err = wrmsr_safe_on_cpu(cpu, reg, data[0], data[1]);
-		if (err)
-			return -EIO;
+		if (err) {
+			if (err == -EFAULT) /* Fix idiotic error code */
+				err = -EIO;
+			return err;
+		}
 		tmp += 2;
 	}