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authorStefan Agner <stefan.agner@toradex.com>2019-08-16 16:40:08 +0200
committerStefan Agner <stefan.agner@toradex.com>2019-08-16 16:40:08 +0200
commit3758b8bd81966b63dc93093a323e9bdd734545fd (patch)
tree229bda2abe1a31d59da4b48e71aeefde934fe1d0 /arch/powerpc/platforms/powernv/opal-imc.c
parentd15d0b7a9f89cf5a905ad6802eb23100c8063939 (diff)
parentdd209b062b86dd951cf1da93f20aa497fe99d52d (diff)
Merge tag 'v4.19.59-rt24' into toradex_4.19.y-rttoradex_4.19.y-rt
Linux 4.19.59-rt24
Diffstat (limited to 'arch/powerpc/platforms/powernv/opal-imc.c')
-rw-r--r--arch/powerpc/platforms/powernv/opal-imc.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/powernv/opal-imc.c b/arch/powerpc/platforms/powernv/opal-imc.c
index 3d27f02695e4..828f6656f8f7 100644
--- a/arch/powerpc/platforms/powernv/opal-imc.c
+++ b/arch/powerpc/platforms/powernv/opal-imc.c
@@ -161,6 +161,10 @@ 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)