NFSD: copy the whole verifier in nfsd_copy_write_verifier
[ Upstream commit90d2175572] Currently, we're only memcpy'ing the first __be32. Ensure we copy into both words. Fixes:91d2e9b56c("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> Signed-off-by: Sasha Levin <sashal@kernel.org>
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committed by
Greg Kroah-Hartman
parent
dd7d50c695
commit
37cd49faaa
+1
-1
@@ -363,7 +363,7 @@ void nfsd_copy_write_verifier(__be32 verf[2], struct nfsd_net *nn)
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do {
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read_seqbegin_or_lock(&nn->writeverf_lock, &seq);
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memcpy(verf, nn->writeverf, sizeof(*verf));
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memcpy(verf, nn->writeverf, sizeof(nn->writeverf));
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} while (need_seqretry(&nn->writeverf_lock, seq));
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done_seqretry(&nn->writeverf_lock, seq);
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}
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