This patch prevents snprintf from exceeding a given buffer size.
Reported-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Signed-off-by: Christian Gromm <christian.gromm@xxxxxxxxxxxxx>
---
drivers/staging/most/mostcore/core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/staging/most/mostcore/core.c b/drivers/staging/most/mostcore/core.c
index d566d8e..11bccdb 100644
--- a/drivers/staging/most/mostcore/core.c
+++ b/drivers/staging/most/mostcore/core.c
@@ -983,7 +983,7 @@ static ssize_t store_add_link(struct most_aim_obj *aim_obj,
return ret;
if (mdev_devnod == 0 || *mdev_devnod == 0) {
- snprintf(devnod_buf, PAGE_SIZE, "%s-%s", mdev, mdev_ch);
+ snprintf(devnod_buf, sizeof(devnod_buf), "%s-%s", mdev, mdev_ch);
mdev_devnod = devnod_buf;
}
--
1.7.9.5
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