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-rw-r--r--arch/s390/boot/uv.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/s390/boot/uv.c b/arch/s390/boot/uv.c
index ed007f4a6444..3f501159ee9f 100644
--- a/arch/s390/boot/uv.c
+++ b/arch/s390/boot/uv.c
@@ -15,7 +15,8 @@ void uv_query_info(void)
if (!test_facility(158))
return;
- if (uv_call(0, (uint64_t)&uvcb))
+ /* rc==0x100 means that there is additional data we do not process */
+ if (uv_call(0, (uint64_t)&uvcb) && uvcb.header.rc != 0x100)
return;
if (test_bit_inv(BIT_UVC_CMD_SET_SHARED_ACCESS, (unsigned long *)uvcb.inst_calls_list) &&