[dpdk-dev] [PATCH] eal: Fix wrong resource release of pci_uio_unmap()
Tetsuya Mukawa
mukawa at igel.co.jp
Wed Jun 15 05:27:01 CEST 2016
The 'path' member of mapped_pci_resource structure is allocated by
primary process, but currenctly it will be freed by both primary
and secondary process.
The patch fixes to be freed by only primary process.
Signed-off-by: Tetsuya Mukawa <mukawa at igel.co.jp>
---
lib/librte_eal/common/eal_common_pci_uio.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/lib/librte_eal/common/eal_common_pci_uio.c b/lib/librte_eal/common/eal_common_pci_uio.c
index e718643..b2c68f3 100644
--- a/lib/librte_eal/common/eal_common_pci_uio.c
+++ b/lib/librte_eal/common/eal_common_pci_uio.c
@@ -162,7 +162,9 @@ pci_uio_unmap(struct mapped_pci_resource *uio_res)
for (i = 0; i != uio_res->nb_maps; i++) {
pci_unmap_resource(uio_res->maps[i].addr,
(size_t)uio_res->maps[i].size);
- rte_free(uio_res->maps[i].path);
+
+ if (rte_eal_process_type() == RTE_PROC_PRIMARY)
+ rte_free(uio_res->maps[i].path);
}
}
--
2.7.4
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