git: 49995f771b53 - stable/14 - smmu: Stop checking for failures from malloc(M_WAITOK)

From: Zhenlei Huang <zlei_at_FreeBSD.org>
Date: Mon, 30 Sep 2024 04:45:21 UTC
The branch stable/14 has been updated by zlei:

URL: https://cgit.FreeBSD.org/src/commit/?id=49995f771b537064daeb2931ce86a13e78f9d977

commit 49995f771b537064daeb2931ce86a13e78f9d977
Author:     Zhenlei Huang <zlei@FreeBSD.org>
AuthorDate: 2024-09-03 10:25:23 +0000
Commit:     Zhenlei Huang <zlei@FreeBSD.org>
CommitDate: 2024-09-30 04:44:18 +0000

    smmu: Stop checking for failures from malloc(M_WAITOK)
    
    MFC after:      1 week
    Differential Revision:  https://reviews.freebsd.org/D45852
    
    (cherry picked from commit f75ceecad2157a0d3aca61a4893ab78f2dec21ee)
---
 sys/arm64/iommu/smmu.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/sys/arm64/iommu/smmu.c b/sys/arm64/iommu/smmu.c
index 4e724f2fd53a..d09f33a9a49f 100644
--- a/sys/arm64/iommu/smmu.c
+++ b/sys/arm64/iommu/smmu.c
@@ -971,10 +971,6 @@ smmu_init_strtab_2lvl(struct smmu_softc *sc)
 	sz = strtab->num_l1_entries * sizeof(struct l1_desc);
 
 	strtab->l1 = malloc(sz, M_SMMU, M_WAITOK | M_ZERO);
-	if (strtab->l1 == NULL) {
-		contigfree(strtab->vaddr, l1size, M_SMMU);
-		return (ENOMEM);
-	}
 
 	reg = STRTAB_BASE_CFG_FMT_2LVL;
 	reg |= size << STRTAB_BASE_CFG_LOG2SIZE_S;