ssa.c: Cosmetic formatting change

Signed-off-by: Hal Rosenstock <hal@mellanox.com>
acm.c: Remove unneeded initialization of static variable

added in commit aa4fb657043e9a6003c6e310b6983f12d3838492

acm.c: Use boolean predicate for ssa_dev_open_cond_var condition variable

Signed-off-by: Hal Rosenstock <hal@mellanox.com>
ssa.c: In ssa_open_dev, validate port link layer

to be IB and not ethernet or unknown

Signed-off-by: Hal Rosenstock <hal@mellanox.com>
ssa.c: Cosmetic formatting changes

Signed-off-by: Hal Rosenstock <hal@mellanox.com>