This is a note to let you know that I've just added the patch titled RDMA/mlx4: Fix truncated output warning in alias_GUID.c to the 6.6-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: rdma-mlx4-fix-truncated-output-warning-in-alias_guid.patch and it can be found in the queue-6.6 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit 84c2afe716b5beb4d668da70874f255daa4dcc35 Author: Leon Romanovsky <leon@xxxxxxxxxx> Date: Sun Jun 16 19:17:30 2024 +0300 RDMA/mlx4: Fix truncated output warning in alias_GUID.c [ Upstream commit 5953e0647cec703ef436ead37fed48943507b433 ] drivers/infiniband/hw/mlx4/alias_GUID.c: In function ‘mlx4_ib_init_alias_guid_service’: drivers/infiniband/hw/mlx4/alias_GUID.c:878:74: error: ‘%d’ directive output may be truncated writing between 1 and 11 bytes into a region of size 5 [-Werror=format-truncation=] 878 | snprintf(alias_wq_name, sizeof alias_wq_name, "alias_guid%d", i); | ^~ drivers/infiniband/hw/mlx4/alias_GUID.c:878:63: note: directive argument in the range [-2147483641, 2147483646] 878 | snprintf(alias_wq_name, sizeof alias_wq_name, "alias_guid%d", i); | ^~~~~~~~~~~~~~ drivers/infiniband/hw/mlx4/alias_GUID.c:878:17: note: ‘snprintf’ output between 12 and 22 bytes into a destination of size 15 878 | snprintf(alias_wq_name, sizeof alias_wq_name, "alias_guid%d", i); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors Fixes: a0c64a17aba8 ("mlx4: Add alias_guid mechanism") Link: https://lore.kernel.org/r/1951c9500109ca7e36dcd523f8a5f2d0d2a608d1.1718554641.git.leon@xxxxxxxxxx Signed-off-by: Leon Romanovsky <leonro@xxxxxxxxxx> Signed-off-by: Jason Gunthorpe <jgg@xxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/drivers/infiniband/hw/mlx4/alias_GUID.c b/drivers/infiniband/hw/mlx4/alias_GUID.c index 111fa88a3be44..9a439569ffcf3 100644 --- a/drivers/infiniband/hw/mlx4/alias_GUID.c +++ b/drivers/infiniband/hw/mlx4/alias_GUID.c @@ -829,7 +829,7 @@ void mlx4_ib_destroy_alias_guid_service(struct mlx4_ib_dev *dev) int mlx4_ib_init_alias_guid_service(struct mlx4_ib_dev *dev) { - char alias_wq_name[15]; + char alias_wq_name[22]; int ret = 0; int i, j; union ib_gid gid;