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authorChuck Lever <chuck.lever@oracle.com>2023-02-14 10:07:59 -0500
committerChuck Lever <chuck.lever@oracle.com>2023-02-20 09:20:59 -0500
commit90d2175572470ba7f55da8447c72ddd4942923c4 (patch)
tree553cae15ef9164e7f8df20f9bdad58f2c14e0570 /fs/nfsd/nfssvc.c
parent4c475eee02375ade6e864f1db16976ba0d96a0a2 (diff)
downloadlinux-next-90d2175572470ba7f55da8447c72ddd4942923c4.tar.gz
NFSD: copy the whole verifier in nfsd_copy_write_verifier
Currently, we're only memcpy'ing the first __be32. Ensure we copy into both words. Fixes: 91d2e9b56cf5 ("NFSD: Clean up the nfsd_net::nfssvc_boot field") Reported-by: Jeff Layton <jlayton@kernel.org> Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Diffstat (limited to 'fs/nfsd/nfssvc.c')
-rw-r--r--fs/nfsd/nfssvc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/nfsd/nfssvc.c b/fs/nfsd/nfssvc.c
index fe5e4f73bb98..9c7b1ef5be40 100644
--- a/fs/nfsd/nfssvc.c
+++ b/fs/nfsd/nfssvc.c
@@ -363,7 +363,7 @@ void nfsd_copy_write_verifier(__be32 verf[2], struct nfsd_net *nn)
do {
read_seqbegin_or_lock(&nn->writeverf_lock, &seq);
- memcpy(verf, nn->writeverf, sizeof(*verf));
+ memcpy(verf, nn->writeverf, sizeof(nn->writeverf));
} while (need_seqretry(&nn->writeverf_lock, seq));
done_seqretry(&nn->writeverf_lock, seq);
}