tree 99e4a261d8113cc51465d16291ee857ea4546bb7
parent 50b67726d780b8794fb4ef0f39ad875ec4ca0a93
author Yann Gautier <yann.gautier@st.com> 1670592905 +0100
committer Yann Gautier <yann.gautier@st.com> 1673373598 +0100

fix(io): compare function pointers with NULL

The ops->read and ops->write existence was checked with 0, change it
to NULL.
This corrects sparse issues:
drivers/io/io_block.c:272:9: warning:
 Using plain integer as NULL pointer
drivers/io/io_block.c:384:9: warning:
 Using plain integer as NULL pointer
drivers/io/io_block.c:384:9: warning:
 Using plain integer as NULL pointer

Signed-off-by: Yann Gautier <yann.gautier@st.com>
Change-Id: I039050a645107523d8263ddf820e539c260d956c