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NFSD: Remove open coding of string copy

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Instead of open coding a __dynamic_array(), use the __string() and
__assign_str() helper macros that exist for this kind of use case.

Part of an effort to remove deprecated strlcpy() [1] completely from the
kernel[2].

[1] https://www.kernel.org/doc/html/latest/process/deprecated.html#strlcpy
[2] https://github.com/KSPP/linux/issues/89

Fixes: 3c92fba557 ("NFSD: Enhance the nfsd_cb_setup tracepoint")
Signed-off-by: Azeem Shaikh <azeemshaikh38@gmail.com>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
This commit is contained in:
Azeem Shaikh 2023-05-15 02:40:44 +00:00 committed by Chuck Lever
parent 07a2730593
commit 21a3f33289
1 changed files with 3 additions and 3 deletions
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6
fs/nfsd/trace.h
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@ -1365,19 +1365,19 @@ TRACE_EVENT(nfsd_cb_setup,
__field(u32, cl_id)
__field(unsigned long, authflavor)
__sockaddr(addr, clp->cl_cb_conn.cb_addrlen)
__array(unsigned char, netid, 8)
__string(netid, netid)
),
TP_fast_assign(
__entry->cl_boot = clp->cl_clientid.cl_boot;
__entry->cl_id = clp->cl_clientid.cl_id;
strlcpy(__entry->netid, netid, sizeof(__entry->netid));
__assign_str(netid, netid);
__entry->authflavor = authflavor;
__assign_sockaddr(addr, &clp->cl_cb_conn.cb_addr,
clp->cl_cb_conn.cb_addrlen)
),
TP_printk("addr=%pISpc client %08x:%08x proto=%s flavor=%s",
__get_sockaddr(addr), __entry->cl_boot, __entry->cl_id,
__entry->netid, show_nfsd_authflavor(__entry->authflavor))
__get_str(netid), show_nfsd_authflavor(__entry->authflavor))
);
TRACE_EVENT(nfsd_cb_setup_err,