Added a guaranteed null-terminate after call to strncpy.

This was partly found using a static code analysis program called cppcheck.

Signed-off-by: Rickard Strandqvist <rickard_strandqv...@spectrumdigital.se>
---
 drivers/staging/usbip/stub_main.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/staging/usbip/stub_main.c 
b/drivers/staging/usbip/stub_main.c
index 9c5832a..f1eb6a2 100644
--- a/drivers/staging/usbip/stub_main.c
+++ b/drivers/staging/usbip/stub_main.c
@@ -166,6 +166,7 @@ static ssize_t store_match_busid(struct device_driver *dev, 
const char *buf,
                return -EINVAL;
 
        strncpy(busid, buf + 4, BUSID_SIZE);
+       busid[BUSID_SIZE - 1] = '\0';
 
        if (!strncmp(buf, "add ", 4)) {
                if (add_match_busid(busid) < 0)
-- 
1.7.10.4

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