[rtems commit] cpukit/libpci: fix potential buffer overflow in pci_cfg_print_code.c

[Vijay Kumar Banerjee]

Module:    rtems
Branch:    master
Commit:    e2011dca26b5efcf3ff14527af4be3d43142bd14
Changeset: http://git.rtems.org/rtems/commit/?id=e2011dca26b5efcf3ff14527af4be3d43142bd14

Author:    Harrison Edward Gerber <gerberhe11 at gmail.com>
Date:      Wed May 26 15:25:45 2021 -0700

cpukit/libpci: fix potential buffer overflow in pci_cfg_print_code.c

See also CID 1399721

Closes #4442

---

 cpukit/libpci/pci_cfg_print_code.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/cpukit/libpci/pci_cfg_print_code.c b/cpukit/libpci/pci_cfg_print_code.c
index e758fa6..e0979db 100644
--- a/cpukit/libpci/pci_cfg_print_code.c
+++ b/cpukit/libpci/pci_cfg_print_code.c
@@ -65,8 +65,8 @@ static void pci_cfg_print_device(struct pci_dev *dev, char *prefix)
 	char name[32];
 	char buf[8];
 	printf("%s.resources = {\n", prefix);
-	strcpy(buf, prefix);
-	strcat(buf, "\t");
+	strlcpy(buf, prefix, sizeof(buf));
+	strlcat(buf, "\t", sizeof(buf));
 	pci_cfg_print_resources(dev->resources, buf);
 	printf("%s},\n", prefix);
 	if (dev->next == NULL) {