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| author | Dai Ngo <dai.ngo@oracle.com> | 2023-01-31 22:12:29 +0300 |
|---|---|---|
| committer | Chuck Lever <chuck.lever@oracle.com> | 2023-02-20 17:20:57 +0300 |
| commit | 81e722978ad21072470b73d8f6a50ad62c7d5b7d (patch) | |
| tree | af1ab500dab0f4b9d25b6571277649a1d1b7f6d2 /tools/perf/scripts/python/check-perf-trace.py | |
| parent | fb610c4dbc996415d57d7090957ecddd4fd64fb6 (diff) | |
| download | linux-81e722978ad21072470b73d8f6a50ad62c7d5b7d.tar.xz | |
NFSD: fix problems with cleanup on errors in nfsd4_copy
When nfsd4_copy fails to allocate memory for async_copy->cp_src, or
nfs4_init_copy_state fails, it calls cleanup_async_copy to do the
cleanup for the async_copy which causes page fault since async_copy
is not yet initialized.
This patche rearranges the order of initializing the fields in
async_copy and adds checks in cleanup_async_copy to skip un-initialized
fields.
Fixes: ce0887ac96d3 ("NFSD add nfs4 inter ssc to nfsd4_copy")
Fixes: 87689df69491 ("NFSD: Shrink size of struct nfsd4_copy")
Signed-off-by: Dai Ngo <dai.ngo@oracle.com>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Diffstat (limited to 'tools/perf/scripts/python/check-perf-trace.py')
0 files changed, 0 insertions, 0 deletions