[PATCH 5.4 137/203] tools: PCI: Fix fd leakage

[Greg Kroah-Hartman]

From: Hewenliang <hewenliang4@xxxxxxxxxx>

commit 3c379a59b4795d7279d38c623e74b9790345a32b upstream.

We should close fd before the return of run_test.

Fixes: 3f2ed8134834 ("tools: PCI: Add a userspace tool to test PCI endpoint")
Signed-off-by: Hewenliang <hewenliang4@xxxxxxxxxx>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@xxxxxxx>
Acked-by: Kishon Vijay Abraham I <kishon@xxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
 tools/pci/pcitest.c |    1 +
 1 file changed, 1 insertion(+)

--- a/tools/pci/pcitest.c
+++ b/tools/pci/pcitest.c
@@ -129,6 +129,7 @@ static int run_test(struct pci_test *tes
 	}
 
 	fflush(stdout);
+	close(fd);
 	return (ret < 0) ? ret : 1 - ret; /* return 0 if test succeeded */
 }