[dpdk-dev] [PATCH 2/4] fbarray: add check for failed file descriptor open

[Anatoly Burakov]

Coverity issue: 272564

Fixes: c44d09811b40 ("eal: add shared indexed file-backed array")
Cc: anatoly.burakov at intel.com

Signed-off-by: Anatoly Burakov <anatoly.burakov at intel.com>
---
 lib/librte_eal/common/eal_common_fbarray.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/lib/librte_eal/common/eal_common_fbarray.c b/lib/librte_eal/common/eal_common_fbarray.c
index 8aa9013..95a7c8e 100644
--- a/lib/librte_eal/common/eal_common_fbarray.c
+++ b/lib/librte_eal/common/eal_common_fbarray.c
@@ -583,6 +583,11 @@ rte_fbarray_destroy(struct rte_fbarray *arr)
 	eal_get_fbarray_path(path, sizeof(path), arr->name);
 
 	fd = open(path, O_RDONLY);
+	if (fd < 0) {
+		RTE_LOG(ERR, EAL, "Could not open fbarray file: %s\n",
+			strerror(errno));
+		return -1;
+	}
 	if (flock(fd, LOCK_EX | LOCK_NB)) {
 		RTE_LOG(DEBUG, EAL, "Cannot destroy fbarray - another process is using it\n");
 		rte_errno = EBUSY;
-- 
2.7.4