X-Git-Url: http://git.samba.org/samba.git/?a=blobdiff_plain;f=arch%2Fpowerpc%2Fplatforms%2Fpowernv%2Fopal-imc.c;h=186109bdd41be2c3d05f1bc93059960454a1d27f;hb=460b48a0fefce25beb0fc0139e721c5691d65d7f;hp=1b6932890a736fca450cbba5ee89595fdb3bbbbc;hpb=b44a1dd3f648a433c525efcdd6ba95ad89d50e27;p=sfrench%2Fcifs-2.6.git

diff --git a/arch/powerpc/platforms/powernv/opal-imc.c b/arch/powerpc/platforms/powernv/opal-imc.c
index 1b6932890a73..186109bdd41b 100644
--- a/arch/powerpc/platforms/powernv/opal-imc.c
+++ b/arch/powerpc/platforms/powernv/opal-imc.c
@@ -157,6 +157,10 @@ static int imc_pmu_create(struct device_node *parent, int pmu_index, int domain)
 	struct imc_pmu *pmu_ptr;
 	u32 offset;
 
+	/* Return for unknown domain */
+	if (domain < 0)
+		return -EINVAL;
+
 	/* memory for pmu */
 	pmu_ptr = kzalloc(sizeof(*pmu_ptr), GFP_KERNEL);
 	if (!pmu_ptr)