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| author | Duoming Zhou <duoming@zju.edu.cn> | 2024-03-06 12:12:59 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-06-16 14:32:23 +0300 |
| commit | 1ef5d235be29c06b7f4df95aa59df6c62190ad20 (patch) | |
| tree | d8d9f32e44d69ebf147a047108f862caaa9428bf /arch/um | |
| parent | 96b9ed94dcb3595aa544e3874782f05babc0df4f (diff) | |
| download | linux-1ef5d235be29c06b7f4df95aa59df6c62190ad20.tar.xz | |
um: Fix return value in ubd_init()
[ Upstream commit 31a5990ed253a66712d7ddc29c92d297a991fdf2 ]
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>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'arch/um')
| -rw-r--r-- | arch/um/drivers/ubd_kern.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/um/drivers/ubd_kern.c b/arch/um/drivers/ubd_kern.c index b12c1b0d3e1d..de28ce711687 100644 --- a/arch/um/drivers/ubd_kern.c +++ b/arch/um/drivers/ubd_kern.c @@ -1158,7 +1158,7 @@ static int __init ubd_init(void) if (irq_req_buffer == NULL) { printk(KERN_ERR "Failed to initialize ubd buffering\n"); - return -1; + return -ENOMEM; } io_req_buffer = kmalloc_array(UBD_REQ_BUFFER_SIZE, sizeof(struct io_thread_req *), @@ -1169,7 +1169,7 @@ static int __init ubd_init(void) if (io_req_buffer == NULL) { printk(KERN_ERR "Failed to initialize ubd buffering\n"); - return -1; + return -ENOMEM; } platform_driver_register(&ubd_driver); mutex_lock(&ubd_lock); |