Some static checker complaints on isert code, worth looking
Or.
# make CHECK="../tools/smatch/smatch -p=kernel --two-passes" C=2 CC=gcc
SUBDIRS=drivers/infiniband/ulp/isert -j 12 modules | tee warns.txt
CHECK drivers/infiniband/ulp/isert/ib_isert.c
drivers/infiniband/ulp/isert/ib_isert.c:701 isert_connect_request()
warn: inconsistent returns 'sem:&isert_np->np_sem'.
Locked on: line 571
line 581
line 701
Unlocked on: line 683
drivers/infiniband/ulp/isert/ib_isert.c:3155 isert_accept_np() error:
double lock 'sem:&isert_np->np_sem'
drivers/infiniband/ulp/isert/ib_isert.c:3155 isert_accept_np warn:
unused return: ret = down_interruptible()
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