[dpdk-dev] [PATCH] eal: fix leak in hotplug add on parse error
Gaetan Rivet
gaetan.rivet at 6wind.com
Thu Aug 3 14:34:31 CEST 2017
If rte_eal_devargs_parse fails, the rte_devargs has not yet been inserted
in the global list. When jumping to err_devarg, the removal fails and it
is not properly freed.
Free the allocated rte_devargs if its removal failed.
Coverity issue: 158658
Fixes: 7e8b26650146 ("eal: fix hotplug add / remove")
Signed-off-by: Gaetan Rivet <gaetan.rivet at 6wind.com>
---
lib/librte_eal/common/eal_common_dev.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/lib/librte_eal/common/eal_common_dev.c b/lib/librte_eal/common/eal_common_dev.c
index d19232d..fc8a4d2 100644
--- a/lib/librte_eal/common/eal_common_dev.c
+++ b/lib/librte_eal/common/eal_common_dev.c
@@ -204,7 +204,10 @@ int rte_eal_hotplug_add(const char *busname, const char *devname,
return 0;
err_devarg:
- rte_eal_devargs_remove(busname, devname);
+ if (rte_eal_devargs_remove(busname, devname)) {
+ free(da->args);
+ free(da);
+ }
err_name:
free(name);
return ret;
--
2.1.4
More information about the dev
mailing list