diff options
| author | Ingo Molnar <mingo@kernel.org> | 2019-04-26 12:01:33 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2019-04-26 12:01:33 +0200 |
| commit | da398dbd7d871bae332a800f7d194af18a2a9058 (patch) | |
| tree | 2dbdc51bd9caa1539480b3d80d082adfdb8179c3 /drivers/vhost | |
| parent | 2792107dc3af29ecc1a9b3dc5bc873dac4b61cd6 (diff) | |
| parent | 8113a85f872003a9f5c58f9f143054b0d8ec73a5 (diff) | |
Merge branch 'linus' into x86/mm, to pick up dependent fix
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/vhost')
| -rw-r--r-- | drivers/vhost/vhost.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c index 5ace833de746..351af88231ad 100644 --- a/drivers/vhost/vhost.c +++ b/drivers/vhost/vhost.c @@ -911,8 +911,12 @@ static int vhost_new_umem_range(struct vhost_umem *umem, u64 start, u64 size, u64 end, u64 userspace_addr, int perm) { - struct vhost_umem_node *tmp, *node = kmalloc(sizeof(*node), GFP_ATOMIC); + struct vhost_umem_node *tmp, *node; + if (!size) + return -EFAULT; + + node = kmalloc(sizeof(*node), GFP_ATOMIC); if (!node) return -ENOMEM; |