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authorXin Long <lucien.xin@gmail.com>2023-04-19 18:16:32 +0300
committerDavid S. Miller <davem@davemloft.net>2023-04-21 10:19:30 +0300
commit2ab399a931dddacdf7202cd4b49a5187154623d1 (patch)
tree75d26d5810a8942257ebb93bf9be54c58f974a2b /net/sctp
parentf97278ff346a5f11c68d0ac499999d5ad06a6db2 (diff)
downloadlinux-2ab399a931dddacdf7202cd4b49a5187154623d1.tar.xz
sctp: delete the nested flexible array hmac
This patch deletes the flexible-array hmac[] from the structure sctp_authhdr to avoid some sparse warnings: # make C=2 CF="-Wflexible-array-nested" M=./net/sctp/ net/sctp/auth.c: note: in included file (through include/net/sctp/structs.h, include/net/sctp/sctp.h): ./include/linux/sctp.h:735:29: warning: nested flexible array Signed-off-by: Xin Long <lucien.xin@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sctp')
-rw-r--r--net/sctp/auth.c2
-rw-r--r--net/sctp/sm_statefuns.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/net/sctp/auth.c b/net/sctp/auth.c
index 34964145514e..c58fffc86a0c 100644
--- a/net/sctp/auth.c
+++ b/net/sctp/auth.c
@@ -738,7 +738,7 @@ void sctp_auth_calculate_hmac(const struct sctp_association *asoc,
tfm = asoc->ep->auth_hmacs[hmac_id];
- digest = auth->auth_hdr.hmac;
+ digest = (u8 *)(&auth->auth_hdr + 1);
if (crypto_shash_setkey(tfm, &asoc_key->data[0], asoc_key->len))
goto free;
diff --git a/net/sctp/sm_statefuns.c b/net/sctp/sm_statefuns.c
index 7b8eb735fa88..97f1155a2045 100644
--- a/net/sctp/sm_statefuns.c
+++ b/net/sctp/sm_statefuns.c
@@ -4391,7 +4391,7 @@ static enum sctp_ierror sctp_sf_authenticate(
* 3. Compute the new digest
* 4. Compare saved and new digests.
*/
- digest = auth_hdr->hmac;
+ digest = (u8 *)(auth_hdr + 1);
skb_pull(chunk->skb, sig_len);
save_digest = kmemdup(digest, sig_len, GFP_ATOMIC);