evin/ms-nfs41-client
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need to check valid opcode value before refcounting state and root

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This commit is contained in:
Olga Kornievskaia 2011-08-24 16:59:02 -04:00
parent 18797690a6
commit 912f6ae500
1 changed files with 4 additions and 5 deletions
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9
daemon/upcall.c
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@ -110,16 +110,15 @@ int upcall_parse(
upcall->status = status = NFSD_VERSION_MISMATCH;
goto out;
}
if (upcall->root_ref != INVALID_HANDLE_VALUE)
nfs41_root_ref(upcall->root_ref);
if (upcall->state_ref != INVALID_HANDLE_VALUE)
nfs41_open_state_ref(upcall->state_ref);
if (upcall->opcode >= g_upcall_op_table_size) {
status = ERROR_NOT_SUPPORTED;
eprintf("unrecognized upcall opcode %d!\n", upcall->opcode);
goto out;
}
if (upcall->root_ref != INVALID_HANDLE_VALUE)
nfs41_root_ref(upcall->root_ref);
if (upcall->state_ref != INVALID_HANDLE_VALUE)
nfs41_open_state_ref(upcall->state_ref);
/* parse the operation's arguments */
op = g_upcall_op_table[upcall->opcode];