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Date: Thu, 05 Oct 2023 21:05:42 +0000
From: Justin Stitt <>
To: Rasesh Mody <>, Sudarsana Kalluru <>,, "David S. Miller" <>, 
	Eric Dumazet <>, Jakub Kicinski <>, Paolo Abeni <>
Cc:,,, Justin Stitt <>
Subject: [PATCH] bna: replace deprecated strncpy with strscpy

`strncpy` is deprecated for use on NUL-terminated destination strings
[1] and as such we should prefer more robust and less ambiguous string

bfa_ioc_get_adapter_manufacturer() simply copies a string literal into

NUL-padding is not needed because bfa_ioc_get_adapter_manufacturer()'s
only caller passes `ad_attr` (which is from ioc_attr) which is then
memset to 0.
 bfa_nw_ioc_get_attr() ->
   bfa_ioc_get_adapter_attr() ->
     bfa_nw_ioc_get_attr() ->
       memset((void *)ioc_attr, 0, sizeof(struct bfa_ioc_attr));

Considering the above, a suitable replacement is `strscpy` [2] due to
the fact that it guarantees NUL-termination on the destination buffer
without unnecessarily NUL-padding.

Link: [1]
Link: [2]
Signed-off-by: Justin Stitt <>
Note: build-tested only.
 drivers/net/ethernet/brocade/bna/bfa_ioc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/brocade/bna/bfa_ioc.c b/drivers/net/ethernet/brocade/bna/bfa_ioc.c
index b07522ac3e74..497cb65f2d06 100644
--- a/drivers/net/ethernet/brocade/bna/bfa_ioc.c
+++ b/drivers/net/ethernet/brocade/bna/bfa_ioc.c
@@ -2839,7 +2839,7 @@ bfa_ioc_get_adapter_optrom_ver(struct bfa_ioc *ioc, char *optrom_ver)
 static void
 bfa_ioc_get_adapter_manufacturer(struct bfa_ioc *ioc, char *manufacturer)
-	strncpy(manufacturer, BFA_MFG_NAME, BFA_ADAPTER_MFG_NAME_LEN);
+	strscpy(manufacturer, BFA_MFG_NAME, sizeof(manufacturer));
 static void

base-commit: cbf3a2cb156a2c911d8f38d8247814b4c07f49a2
change-id: 20231005-strncpy-drivers-net-ethernet-brocade-bna-bfa_ioc-c-68f13966f388

Best regards,
Justin Stitt <>

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