From: Dan Carpenter <dan.carpenter@oracle.com>
To: Mike Kravetz <mike.kravetz@oracle.com>,
Mina Almasry <almasrymina@google.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
David Rientjes <rientjes@google.com>,
linux-mm@kvack.org, kernel-janitors@vger.kernel.org
Subject: [PATCH] hugetlb: Fix an error code in hugetlb_reserve_pages()
Date: Fri, 11 Dec 2020 13:13:57 +0300 [thread overview]
Message-ID: <X9NGZWnZl5/Mt99R@mwanda> (raw)
Preserve the error code from region_add() instead of returning success.
Fixes: 0db9d74ed884 ("hugetlb: disable region_add file_region coalescing")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
---
From static analysis. Untested.
mm/hugetlb.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index 1f3bf1710b66..ac2e48b9f1d7 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -5113,6 +5113,7 @@ int hugetlb_reserve_pages(struct inode *inode,
if (unlikely(add < 0)) {
hugetlb_acct_memory(h, -gbl_reserve);
+ ret = add;
goto out_put_pages;
} else if (unlikely(chg > add)) {
/*
--
2.29.2
next reply other threads:[~2020-12-11 10:14 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-11 10:13 Dan Carpenter [this message]
2020-12-11 19:49 ` Souptick Joarder
2020-12-11 21:45 ` Matthew Wilcox
2020-12-14 6:30 ` Dan Carpenter
2020-12-14 9:37 ` David Hildenbrand
2020-12-14 19:27 ` Mike Kravetz
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