powerpc: Only save/restore SDR1 if in hypervisor mode

[platform/adaptation/renesas_rcar/renesas_kernel.git] / arch / powerpc / kernel / vio.c

diff --git a/arch/powerpc/kernel/vio.c b/arch/powerpc/kernel/vio.c
index d38cc08..cb92d82 100644 (file)
--- a/arch/powerpc/kernel/vio.c
+++ b/arch/powerpc/kernel/vio.c
@@ -1531,12 +1531,12 @@ static ssize_t modalias_show(struct device *dev, struct device_attribute *attr,
 
        dn = dev->of_node;
        if (!dn) {
-               strcat(buf, "\n");
+               strcpy(buf, "\n");
                return strlen(buf);
        }
        cp = of_get_property(dn, "compatible", NULL);
        if (!cp) {
-               strcat(buf, "\n");
+               strcpy(buf, "\n");
                return strlen(buf);
        }