Merge branch 'drm-fixes' of git://people.freedesktop.org/~airlied/linux

[linux-drm-fsl-dcu.git] / arch / powerpc / kernel / signal_32.c

diff --git a/arch/powerpc/kernel/signal_32.c b/arch/powerpc/kernel/signal_32.c
index 749778e0a69d97dfded0e719066fb1fb4eebac71..68027bfa5f8e3c4a958deeb13db1b6a9fcf89325 100644 (file)
--- a/arch/powerpc/kernel/signal_32.c
+++ b/arch/powerpc/kernel/signal_32.c
@@ -445,6 +445,12 @@ static int save_user_regs(struct pt_regs *regs, struct mcontext __user *frame,
 #endif /* CONFIG_ALTIVEC */
        if (copy_fpr_to_user(&frame->mc_fregs, current))
                return 1;
+
+       /*
+        * Clear the MSR VSX bit to indicate there is no valid state attached
+        * to this context, except in the specific case below where we set it.
+        */
+       msr &= ~MSR_VSX;
 #ifdef CONFIG_VSX
        /*
         * Copy VSR 0-31 upper half from thread_struct to local