If the kernel is unable to allocate memory for the variable dmr then
err will be returned without being set. Set err to -ENOMEM in this
case.
Fixes: 94abbccdf291 ("vdpa/mlx5: Add shared memory registration code")
Addresses-Coverity: ("Uninitialized variables")
Signed-off-by: Alex Dewar <alex.dewar@gmx.co.uk>
Link: https://lore.kernel.org/r/20200806185625.67344-1-alex.dewar@gmx.co.uk
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Jason Wang <jasowang@redhat.com>
Acked-by: Eli Cohen <eli@mellanox.com>
while (size) {
sz = (u32)min_t(u64, MAX_KLM_SIZE, size);
dmr = kzalloc(sizeof(*dmr), GFP_KERNEL);
- if (!dmr)
+ if (!dmr) {
+ err = -ENOMEM;
goto err_alloc;
+ }
dmr->start = st;
dmr->end = st + sz;