From: Stefano Stabellini <stefano.stabellini@xilinx.com>
Date: Tue, 6 Apr 2021 23:43:50 +0000 (-0700)
Subject: XXX: DO NOT COMMIT
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=refs%2Fheads%2Fsmmu-generic;p=people%2Fsstabellini%2Fxen-unstable.git%2F.git

XXX: DO NOT COMMIT
---

diff --git a/xen/drivers/passthrough/arm/smmu.c b/xen/drivers/passthrough/arm/smmu.c
index 7be6c7e187..6c5d0160b8 100644
--- a/xen/drivers/passthrough/arm/smmu.c
+++ b/xen/drivers/passthrough/arm/smmu.c
@@ -1566,10 +1566,6 @@ static int arm_smmu_master_alloc_smes(struct device *dev)
 	spin_lock(&smmu->stream_map_lock);
 	/* Figure out a viable stream map entry allocation */
 	for_each_cfg_sme(cfg, i, idx, fwspec->num_ids) {
-		if (idx != INVALID_SMENDX) {
-			ret = -EEXIST;
-			goto out_err;
-		}
 
 		ret = arm_smmu_find_sme(smmu, fwspec->ids[i], 0);
 		if (ret < 0)