Error checking for VECTOR_XXX defines
Error checking for VECTOR_XXX defines

Christophe doesn't believe in error checking. I, however, have
been tripping over them all the time.

References: bnc#469269

Signed-off-by: Hannes Reinecke <b0d1e9e4a4e27620745ff49be9000da3174a4cc6@suse.de>

unakatsuo/multipath-tools,gebi/multipath-tools,vijaychauhan/multipath-tools,vijaychauhan/multipath-tools,unakatsuo/multipath-tools,grzn/multipath-tools-explained,grzn/multipath-tools-explained,unakatsuo/multipath-tools