um: Fix return value in ubd_init()
authorDuoming Zhou <duoming@zju.edu.cn>
Wed, 6 Mar 2024 09:12:59 +0000 (17:12 +0800)
committerRichard Weinberger <richard@nod.at>
Mon, 22 Apr 2024 19:38:23 +0000 (21:38 +0200)
commit31a5990ed253a66712d7ddc29c92d297a991fdf2
tree03be64d613c2619918313c77e8942079781235b3
parented30a4a51bb196781c8058073ea720133a65596f
um: Fix return value in ubd_init()

When kmalloc_array() fails to allocate memory, the ubd_init()
should return -ENOMEM instead of -1. So, fix it.

Fixes: f88f0bdfc32f ("um: UBD Improvements")
Signed-off-by: Duoming Zhou <duoming@zju.edu.cn>
Reviewed-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: Richard Weinberger <richard@nod.at>
arch/um/drivers/ubd_kern.c