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NFSv4: Fix a memory leak bug

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In nfs4_try_migration(), if nfs4_begin_drain_session() fails, the
previously allocated 'page' and 'locations' are not deallocated, leading to
memory leaks. To fix this issue, go to the 'out' label to free 'page' and
'locations' before returning the error.

Signed-off-by: Wenwen Wang <wenwen@cs.uga.edu>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
This commit is contained in:
Wenwen Wang 2019-08-20 22:21:21 -05:00 committed by Anna Schumaker
parent 435eba4ae0
commit 1e672e3644
1 changed files with 4 additions and 2 deletions
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6
fs/nfs/nfs4state.c
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@ -2095,8 +2095,10 @@ static int nfs4_try_migration(struct nfs_server *server, const struct cred *cred
}
status = nfs4_begin_drain_session(clp);
if (status != 0)
return status;
if (status != 0) {
result = status;
goto out;
}
status = nfs4_replace_transport(server, locations);
if (status != 0) {