diff options
| author | Yi Liu <liuy22@mails.tsinghua.edu.cn> | 2026-01-29 17:49:00 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2026-02-26 14:59:27 -0800 |
| commit | 7bc44485182c2f4bb27ce070da1e1c0a2437ba8d (patch) | |
| tree | 8ab76ab11d57b90f55893f13484b391dc085e786 /drivers/infiniband | |
| parent | f354f16e96989bd93c0f7ccb33b2c96851a94ea2 (diff) | |
RDMA/uverbs: Add __GFP_NOWARN to ib_uverbs_unmarshall_recv() kmalloc
[ Upstream commit 58b604dfc7bb753f91bc0ccd3fa705e14e6edfb4 ]
Since wqe_size in ib_uverbs_unmarshall_recv() is user-provided and already
validated, but can still be large, add __GFP_NOWARN to suppress memory
allocation warnings for large sizes, consistent with the similar fix in
ib_uverbs_post_send().
Fixes: 67cdb40ca444 ("[IB] uverbs: Implement more commands")
Signed-off-by: Yi Liu <liuy22@mails.tsinghua.edu.cn>
Link: https://patch.msgid.link/20260129094900.3517706-1-liuy22@mails.tsinghua.edu.cn
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/infiniband')
| -rw-r--r-- | drivers/infiniband/core/uverbs_cmd.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c index 3259e9848cc7..f4616deeca54 100644 --- a/drivers/infiniband/core/uverbs_cmd.c +++ b/drivers/infiniband/core/uverbs_cmd.c @@ -2242,7 +2242,7 @@ ib_uverbs_unmarshall_recv(struct uverbs_req_iter *iter, u32 wr_count, if (ret) return ERR_PTR(ret); - user_wr = kmalloc(wqe_size, GFP_KERNEL); + user_wr = kmalloc(wqe_size, GFP_KERNEL | __GFP_NOWARN); if (!user_wr) return ERR_PTR(-ENOMEM); |