From: Leon Romanovsky Date: Mon, 1 Jul 2024 12:42:29 +0000 (+0300) Subject: RDMA/qib: Fix truncation compilation warnings in qib_verbs.c X-Git-Tag: v6.11-rc1~116^2~14 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=f802078d3cb882b9be555fd903040388e29eae87;p=thirdparty%2Fkernel%2Flinux.git RDMA/qib: Fix truncation compilation warnings in qib_verbs.c Reduce nodename string size to fit IB_DEVICE_NODE_DESC_MAX. drivers/infiniband/hw/qib/qib_verbs.c: In function ‘qib_register_ib_device’: drivers/infiniband/hw/qib/qib_verbs.c:1554:40: error: ‘%s’ directive output may be truncated writing up to 64 bytes into a region of size 43 [-Werror=format-truncation=] 1554 | "Intel Infiniband HCA %s", init_utsname()->nodename); | ^~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/qib/qib_verbs.c:1553:9: note: ‘snprintf’ output between 22 and 86 bytes into a destination of size 64 1553 | snprintf(ibdev->node_desc, sizeof(ibdev->node_desc), | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 1554 | "Intel Infiniband HCA %s", init_utsname()->nodename); | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors Link: https://lore.kernel.org/r/1fb6393fa2e0702fef995834c3c7db972bbc4d06.1719837715.git.leon@kernel.org Acked-by: Dennis Dalessandro Signed-off-by: Leon Romanovsky --- diff --git a/drivers/infiniband/hw/qib/qib_verbs.c b/drivers/infiniband/hw/qib/qib_verbs.c index 0080f0be72fef..5fcb41970ad93 100644 --- a/drivers/infiniband/hw/qib/qib_verbs.c +++ b/drivers/infiniband/hw/qib/qib_verbs.c @@ -1551,7 +1551,7 @@ int qib_register_ib_device(struct qib_devdata *dd) ibdev->dev.parent = &dd->pcidev->dev; snprintf(ibdev->node_desc, sizeof(ibdev->node_desc), - "Intel Infiniband HCA %s", init_utsname()->nodename); + "Intel Infiniband HCA %.42s", init_utsname()->nodename); /* * Fill in rvt info object.