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authorPatrick Caulfield <pcaulfie@redhat.com>2007-10-01 15:28:42 +0100
committerSteven Whitehouse <swhiteho@redhat.com>2007-10-10 08:56:36 +0100
commitb434eda6fda5bcdcc2dd918e5ffbf7184f2d4e17 (patch)
treee1931dffbbf294fe1d087e9215ee7143517636e2 /fs/dlm/recoverd.c
parent5a60c532c9224babc172fafccc9e2fec6937af6f (diff)
[DLM] don't overwrite castparam if it's NULL
If the castaddr passed to the userland API is NULL then don't overwrite the existing castparam. This allows a different thread to cancel a lock request and the CANCEL AST gets delivered to the original thread. bz#306391 (for RHEL4) refers. Signed-Off-By: Patrick Caulfield <pcaulfie@redhat.com> Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
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