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authorDavid S. Miller <davem@davemloft.net>2019-01-27 10:43:17 -0800
committerDavid S. Miller <davem@davemloft.net>2019-01-27 10:43:17 -0800
commit1d68101367a92336e633d0c3681bf8c86644e124 (patch)
tree8fdacef561481c25c71641b8fa91a5dfa0ba7f96 /drivers/net/ethernet/mellanox/mlx4/cq.c
parentnet: lmc: remove -I. header search path (diff)
parentMerge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm (diff)
downloadlinux-dev-1d68101367a92336e633d0c3681bf8c86644e124.tar.xz
linux-dev-1d68101367a92336e633d0c3681bf8c86644e124.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx4/cq.c')
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/cq.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/cq.c b/drivers/net/ethernet/mellanox/mlx4/cq.c
index db909b6069b5..65f8a4b6ed0c 100644
--- a/drivers/net/ethernet/mellanox/mlx4/cq.c
+++ b/drivers/net/ethernet/mellanox/mlx4/cq.c
@@ -306,14 +306,16 @@ static int mlx4_init_user_cqes(void *buf, int entries, int cqe_size)
if (entries_per_copy < entries) {
for (i = 0; i < entries / entries_per_copy; i++) {
- err = copy_to_user(buf, init_ents, PAGE_SIZE);
+ err = copy_to_user((void __user *)buf, init_ents, PAGE_SIZE) ?
+ -EFAULT : 0;
if (err)
goto out;
buf += PAGE_SIZE;
}
} else {
- err = copy_to_user(buf, init_ents, entries * cqe_size);
+ err = copy_to_user((void __user *)buf, init_ents, entries * cqe_size) ?
+ -EFAULT : 0;
}
out: