[v2] libertas: add checks for the return value of sysfs_create_group
diff mbox series

Message ID 20190108174222.29121-1-kjlu@umn.edu
State New
Delegated to: Kalle Valo
Headers show
Series
  • [v2] libertas: add checks for the return value of sysfs_create_group
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Commit Message

Kangjie Lu Jan. 8, 2019, 5:42 p.m. UTC
sysfs_create_group() could fail. The fix checkes its return values
and issue error messages if it fails.

Signed-off-by: Kangjie Lu <kjlu@umn.edu>
---
 drivers/net/wireless/marvell/libertas/mesh.c | 5 +++++
 1 file changed, 5 insertions(+)

Patch
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diff --git a/drivers/net/wireless/marvell/libertas/mesh.c b/drivers/net/wireless/marvell/libertas/mesh.c
index b0cb16ef8d1d..2315fdff56c2 100644
--- a/drivers/net/wireless/marvell/libertas/mesh.c
+++ b/drivers/net/wireless/marvell/libertas/mesh.c
@@ -797,7 +797,12 @@  static void lbs_persist_config_init(struct net_device *dev)
 {
 	int ret;
 	ret = sysfs_create_group(&(dev->dev.kobj), &boot_opts_group);
+	if (ret)
+		pr_err("failed to create boot_opts_group.\n");
+
 	ret = sysfs_create_group(&(dev->dev.kobj), &mesh_ie_group);
+	if (ret)
+		pr_err("failed to create mesh_ie_group.\n");
 }
 
 static void lbs_persist_config_remove(struct net_device *dev)