phy: tegra: Handle return value of kasprintf

kasprintf() can fail and it's return value must be checked. Signed-off-by: Arvind Yadav <[email protected]> Signed-off-by: Kishon Vijay Abraham I <[email protected]>
jpenney · Sep 26, 2017 · 1df79cb · 1df79cb
1 parent 2bd6bf0
commit 1df79cb
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/drivers/phy/tegra/xusb.c b/drivers/phy/tegra/xusb.c
@@ -454,6 +454,8 @@ tegra_xusb_find_port_node(struct tegra_xusb_padctl *padctl, const char *type,
 		char *name;
 
 		name = kasprintf(GFP_KERNEL, "%s-%u", type, index);
+		if (!name)
+			return ERR_PTR(-ENOMEM);
 		np = of_find_node_by_name(np, name);
 		kfree(name);
 	}