The kasprintf function can return NULL if the allocation fails. Check for
successful allocation before attempting to use the returned buffer.
Signed-off-by: Tom Lendacky <thomas.lenda...@amd.com>
---
drivers/net/ethernet/amd/xgbe/xgbe-debugfs.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-debugfs.c
b/drivers/net/ethernet/amd/xgbe/xgbe-debugfs.c
index 66137ff..96f485a 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-debugfs.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-debugfs.c
@@ -327,6 +327,9 @@ void xgbe_debugfs_init(struct xgbe_prv_data *pdata)
pdata->debugfs_xpcs_reg = 0;
buf = kasprintf(GFP_KERNEL, "amd-xgbe-%s", pdata->netdev->name);
+ if (!buf)
+ return;
+
pdata->xgbe_debugfs = debugfs_create_dir(buf, NULL);
if (!pdata->xgbe_debugfs) {
netdev_err(pdata->netdev, "debugfs_create_dir failed\n");
--
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