5.4-stable review patch. If anyone has any objections, please let me know.
------------------
From: Leon Romanovsky <leonro@xxxxxxxxxx>
[ 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>
---
drivers/infiniband/hw/mlx4/alias_GUID.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/infiniband/hw/mlx4/alias_GUID.c b/drivers/infiniband/hw/mlx4/alias_GUID.c
index cca414ecfcd5a..05420e189ca90 100644
--- a/drivers/infiniband/hw/mlx4/alias_GUID.c
+++ b/drivers/infiniband/hw/mlx4/alias_GUID.c
@@ -832,7 +832,7 @@ 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;
--
2.43.0
