From: Stephen Hemminger <stephen@networkplumber.org>
To: dev@dpdk.org
Cc: Stephen Hemminger <stephen@networkplumber.org>
Subject: [dpdk-dev] [RFC 4/5] eal/memory: avoid double munmap in error path
Date: Tue, 6 Nov 2018 13:49:00 -0800 [thread overview]
Message-ID: <20181106214901.1392-5-stephen@networkplumber.org> (raw)
In-Reply-To: <20181106214901.1392-1-stephen@networkplumber.org>
Don't call munmap of hugepage memory twice in the error path.
Coverity issue: 325730
Fixes: 66cc45e293ed ("mem: replace memseg with memseg lists")
Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
---
lib/librte_eal/linuxapp/eal/eal_memory.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/lib/librte_eal/linuxapp/eal/eal_memory.c b/lib/librte_eal/linuxapp/eal/eal_memory.c
index c1b5e079117a..48b23ce19ad3 100644
--- a/lib/librte_eal/linuxapp/eal/eal_memory.c
+++ b/lib/librte_eal/linuxapp/eal/eal_memory.c
@@ -1617,6 +1617,7 @@ eal_legacy_hugepage_init(void)
tmp_hp = NULL;
munmap(hugepage, nr_hugefiles * sizeof(struct hugepage_file));
+ hugepage = NULL;
/* we're not going to allocate more pages, so release VA space for
* unused memseg lists
--
2.17.1
next prev parent reply other threads:[~2018-11-06 21:49 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-06 21:48 [dpdk-dev] [RFC 0/5] more Coverity related bug fixes Stephen Hemminger
2018-11-06 21:48 ` [dpdk-dev] [RFC 1/5] bus/pci: fix allocation of pci device path Stephen Hemminger
2018-11-18 15:03 ` Thomas Monjalon
2018-11-22 23:52 ` Ferruh Yigit
2018-11-23 0:29 ` [dpdk-dev] [PATCH] bus/pci: fix allocation of PCI " Ferruh Yigit
2018-11-23 10:45 ` Thomas Monjalon
2018-11-23 10:55 ` Andrew Rybchenko
2018-11-23 11:01 ` Maxime Coquelin
2018-11-25 10:53 ` Thomas Monjalon
2018-11-06 21:48 ` [dpdk-dev] [RFC 2/5] bus/pci: fix TOCTOU issue Stephen Hemminger
2018-11-18 15:04 ` Thomas Monjalon
2018-11-06 21:48 ` [dpdk-dev] [RFC 3/5] bpf: fix validation of eal_divmod Stephen Hemminger
2018-11-07 12:54 ` Ananyev, Konstantin
2018-11-07 19:51 ` Stephen Hemminger
2018-11-07 20:07 ` Ananyev, Konstantin
2018-11-07 23:04 ` Ananyev, Konstantin
2018-11-06 21:49 ` Stephen Hemminger [this message]
2018-11-06 23:10 ` [dpdk-dev] [RFC 4/5] eal/memory: avoid double munmap in error path Thomas Monjalon
2018-11-06 21:49 ` [dpdk-dev] [RFC 5/5] pipeline: remove dead code Stephen Hemminger
2018-11-18 15:07 ` Thomas Monjalon
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