nfsd4: fix bare destroy_session null dereference

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It's legal to send a DESTROY_SESSION outside any session (as the only
operation in a compound), in which case cstate->session will be NULL;
check for that case.

While we're at it, move these checks into a separate helper function.

Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>

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This commit is contained in:

J. Bruce Fields 2010-05-01 12:56:06 -04:00

parent 5306293c9c

commit 5d4cec2f2f

1 changed files with 8 additions and 2 deletions

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fs/nfsd/nfs4state.c

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