jtag: drivers: with pointers, use NULL instead of 0
commit07e1ebcc12cdc7e6aba4db2e33aba79d0461f994
authorAntonio Borneo <borneo.antonio@gmail.com>
Sat, 8 Apr 2023 21:21:33 +0000 (8 23:21 +0200)
committerAntonio Borneo <borneo.antonio@gmail.com>
Fri, 5 May 2023 22:07:37 +0000 (5 22:07 +0000)
tree5a50493b04900749c9498b04573d30589e6d44ee
parent411dfa2409221259108b7cec99ac7824e53e3867
jtag: drivers: with pointers, use NULL instead of 0

Don't compare pointers with 0, use NULL when needed.
Don't assign pointer to 0, use NULL.
Don't pass 0 ad pointer argument, pass NULL.

While there, check for return value from malloc(), replace an
assert() with a LOG_ERROR(), drop a useless cast.

Detected through 'sparse' tool.

Change-Id: Ia7cf52221b12198aba1a07ebdfaf57ce341d5699
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: https://review.openocd.org/c/openocd/+/7592
Tested-by: jenkins
14 files changed:
src/jtag/drivers/arm-jtag-ew.c
src/jtag/drivers/at91rm9200.c
src/jtag/drivers/ep93xx.c
src/jtag/drivers/ft232r.c
src/jtag/drivers/ftdi.c
src/jtag/drivers/mpsse.c
src/jtag/drivers/opendous.c
src/jtag/drivers/parport.c
src/jtag/drivers/rlink.c
src/jtag/drivers/stlink_usb.c
src/jtag/drivers/sysfsgpio.c
src/jtag/drivers/ti_icdi_usb.c
src/jtag/drivers/usbprog.c
src/jtag/drivers/xds110.c