On 11/23/18 4:39 PM, Ilya Maximets wrote:
If rte_eal_iopl_init() will be called more than once we'll leak the file descriptor. Fixes: b46fe31862ec ("eal/bsd: fix virtio on FreeBSD") Cc: [email protected] Signed-off-by: Ilya Maximets <[email protected]> --- lib/librte_eal/bsdapp/eal/eal.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/lib/librte_eal/bsdapp/eal/eal.c b/lib/librte_eal/bsdapp/eal/eal.c index 508cbc46f..b8152a75c 100644 --- a/lib/librte_eal/bsdapp/eal/eal.c +++ b/lib/librte_eal/bsdapp/eal/eal.c @@ -556,9 +556,11 @@ int rte_eal_has_hugepages(void) int rte_eal_iopl_init(void) { - static int fd; + static int fd = -1; + + if (fd < 0) + fd = open("/dev/io", O_RDWR);- fd = open("/dev/io", O_RDWR);if (fd < 0) return -1; /* keep fd open for iopl */
Reviewed-by: Maxime Coquelin <[email protected]>
