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[S390] cio: Make ccw_dev_id_is_equal() more robust.
authorCornelia Huck <cornelia.huck@de.ibm.com>
Mon, 4 Dec 2006 14:40:54 +0000 (15:40 +0100)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Mon, 4 Dec 2006 14:40:54 +0000 (15:40 +0100)
commitce26a8532fd062ccd3f3c589a4be269a2dc20f00
treedba7b023453f6077bafb750cf7fd55c040723907tree | snapshot
parent09252e77ed13b1b412329825bad5797fbdd5a5c8commit | diff
[S390] cio: Make ccw_dev_id_is_equal() more robust.

Using memcmp to compare ccw_dev_id implies that the whole structure (incl.
padding) has always been completely initialized to sane values. Comparing
the structures field by field doesn't make such assumptions.

Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
include/asm-s390/cio.h diff | blob | blame | history
Linux 6.x block layer and io_uring tree(s)