alloc_workqueue() can fail and returns NULL in case of
OOM.
Handle this case and undo class_create().
Signed-off-by: Richard Weinberger <richard@xxxxxx>
---
drivers/staging/xillybus/xillybus_core.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/staging/xillybus/xillybus_core.c b/drivers/staging/xillybus/xillybus_core.c
index 2ebaf16..b0a6696 100644
--- a/drivers/staging/xillybus/xillybus_core.c
+++ b/drivers/staging/xillybus/xillybus_core.c
@@ -2318,8 +2318,12 @@ static int __init xillybus_init(void)
}
xillybus_wq = alloc_workqueue(xillyname, 0, 0);
+ if (!xillybus_wq) {
+ class_destroy(xillybus_class);
+ rc = -ENOMEM;
+ }
- return 0; /* Success */
+ return rc;
}
static void __exit xillybus_exit(void)
--
1.8.1.4
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