[RFC 1/2] nfp: unlink the appropriate lock file

[Aaron Conole <aconole@redhat.com>]

The nfpu_close needs to unlink the lock file associated with the
nfp descriptor, not lock file 0.

Fixes: d12206e00590 ("net/nfp: add NSP user space interface")

Cc: stable@dpdk.org
Signed-off-by: Aaron Conole <aconole@redhat.com>
---
 drivers/net/nfp/nfp_nfpu.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/net/nfp/nfp_nfpu.c b/drivers/net/nfp/nfp_nfpu.c
index f11afef35..2ed985ff4 100644
--- a/drivers/net/nfp/nfp_nfpu.c
+++ b/drivers/net/nfp/nfp_nfpu.c
@@ -101,8 +101,12 @@ nfpu_open(struct rte_pci_device *pci_dev, nfpu_desc_t *desc, int nfp)
 int
 nfpu_close(nfpu_desc_t *desc)
 {
+	char lockname[30];
+
 	rte_free(desc->nspu);
 	close(desc->lock);
-	unlink("/var/lock/nfp0");
+
+	snprintf(lockname, sizeof(lockname), "/var/lock/nfp%d", desc->nfp);
+	unlink(lockname);
 	return 0;
 }
-- 
2.14.3