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authorShannon Nelson <shannon.nelson@amd.com>2023-11-13 10:32:57 -0800
committerJakub Kicinski <kuba@kernel.org>2023-11-14 19:52:09 -0800
commit7c02f6ae676a954216a192612040f9a0cde3adf7 (patch)
treea4d7ea2e8124e687625301fb4f5f7ef40ee88d19
parent09d4c14c6c5e6e781a3879fed7f8e116a18b8c65 (diff)
downloadlinux-rcu-7c02f6ae676a954216a192612040f9a0cde3adf7.tar.gz
pds_core: fix up some format-truncation complaints
Our friendly kernel test robot pointed out a couple of potential string truncation issues. None of which were we worried about, but can be relatively easily fixed to quiet the complaints. Reported-by: kernel test robot <lkp@intel.com> Closes: https://lore.kernel.org/oe-kbuild-all/202310211736.66syyDpp-lkp@intel.com/ Fixes: 45d76f492938 ("pds_core: set up device and adminq") Signed-off-by: Shannon Nelson <shannon.nelson@amd.com> Link: https://lore.kernel.org/r/20231113183257.71110-3-shannon.nelson@amd.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
-rw-r--r--drivers/net/ethernet/amd/pds_core/core.h2
-rw-r--r--drivers/net/ethernet/amd/pds_core/dev.c8
-rw-r--r--drivers/net/ethernet/amd/pds_core/devlink.c2
3 files changed, 8 insertions, 4 deletions
diff --git a/drivers/net/ethernet/amd/pds_core/core.h b/drivers/net/ethernet/amd/pds_core/core.h
index f3a7deda997245..e35d3e7006bfc1 100644
--- a/drivers/net/ethernet/amd/pds_core/core.h
+++ b/drivers/net/ethernet/amd/pds_core/core.h
@@ -15,7 +15,7 @@
#define PDSC_DRV_DESCRIPTION "AMD/Pensando Core Driver"
#define PDSC_WATCHDOG_SECS 5
-#define PDSC_QUEUE_NAME_MAX_SZ 32
+#define PDSC_QUEUE_NAME_MAX_SZ 16
#define PDSC_ADMINQ_MIN_LENGTH 16 /* must be a power of two */
#define PDSC_NOTIFYQ_LENGTH 64 /* must be a power of two */
#define PDSC_TEARDOWN_RECOVERY false
diff --git a/drivers/net/ethernet/amd/pds_core/dev.c b/drivers/net/ethernet/amd/pds_core/dev.c
index 7c1b965d61a926..31940b857e0e50 100644
--- a/drivers/net/ethernet/amd/pds_core/dev.c
+++ b/drivers/net/ethernet/amd/pds_core/dev.c
@@ -261,10 +261,14 @@ static int pdsc_identify(struct pdsc *pdsc)
struct pds_core_drv_identity drv = {};
size_t sz;
int err;
+ int n;
drv.drv_type = cpu_to_le32(PDS_DRIVER_LINUX);
- snprintf(drv.driver_ver_str, sizeof(drv.driver_ver_str),
- "%s %s", PDS_CORE_DRV_NAME, utsname()->release);
+ /* Catching the return quiets a Wformat-truncation complaint */
+ n = snprintf(drv.driver_ver_str, sizeof(drv.driver_ver_str),
+ "%s %s", PDS_CORE_DRV_NAME, utsname()->release);
+ if (n > sizeof(drv.driver_ver_str))
+ dev_dbg(pdsc->dev, "release name truncated, don't care\n");
/* Next let's get some info about the device
* We use the devcmd_lock at this level in order to
diff --git a/drivers/net/ethernet/amd/pds_core/devlink.c b/drivers/net/ethernet/amd/pds_core/devlink.c
index 57f88c8b37defe..e9948ea5bbcdba 100644
--- a/drivers/net/ethernet/amd/pds_core/devlink.c
+++ b/drivers/net/ethernet/amd/pds_core/devlink.c
@@ -104,7 +104,7 @@ int pdsc_dl_info_get(struct devlink *dl, struct devlink_info_req *req,
struct pds_core_fw_list_info fw_list;
struct pdsc *pdsc = devlink_priv(dl);
union pds_core_dev_comp comp;
- char buf[16];
+ char buf[32];
int listlen;
int err;
int i;