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pci: fix potential mem leaks

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Looking at bsd implementation, we can see that there are some potential mem
leaks in linux implementation. Fix them.

Signed-off-by: David Marchand <david.marchand@6wind.com>
Acked-by: Anatoly Burakov <anatoly.burakov@intel.com>
Acked-by: Neil Horman <nhorman@tuxdriver.com>
This commit is contained in:
David Marchand 2014-05-09 15:15:53 +02:00 committed by Thomas Monjalon
parent 0c3977dd15
commit 8990aac31d
1 changed files with 7 additions and 4 deletions
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11
lib/librte_eal/linuxapp/eal/eal_pci.c
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@ -649,11 +649,13 @@ pci_uio_map_resource(struct rte_pci_device *dev)
memcpy(&uio_res->pci_addr, &dev->addr, sizeof(uio_res->pci_addr));
/* collect info about device mappings */
if ((nb_maps = pci_uio_get_mappings(dirname, uio_res->maps,
sizeof (uio_res->maps) / sizeof (uio_res->maps[0])))
< 0)
nb_maps = pci_uio_get_mappings(dirname, uio_res->maps,
RTE_DIM(uio_res->maps));
if (nb_maps < 0) {
rte_free(uio_res);
return (nb_maps);
}
uio_res->nb_maps = nb_maps;
/* Map all BARs */
@ -678,6 +680,7 @@ pci_uio_map_resource(struct rte_pci_device *dev)
(mapaddr = pci_map_resource(dev,
NULL, devname, (off_t)offset,
(size_t)maps[j].size)) == NULL) {
rte_free(uio_res);
return (-1);
}