[Coverity CID: 434522] Out-of-bounds read in drivers/auxdisplay/auxdisplay_jhd1313.c

[zephyrbot]

Static code scan issues found in file:

https://github.com/zephyrproject-rtos/zephyr/tree/b1def7145fd/drivers/auxdisplay/auxdisplay_jhd1313.c

Category: Memory - illegal accesses
Function: auxdisplay_jhd1313_backlight_set
Component: Drivers
CID: 434522

Details:

https://github.com/zephyrproject-rtos/zephyr/blob/b1def7145fd/drivers/auxdisplay/auxdisplay_jhd1313.c

Please fix or provide comments in coverity using the link:

https://scan9.scan.coverity.com/#/project-view/29271/12996?selectedIssue=434522

For more information about the violation, check the Coverity Reference. (CWE-125)

Note: This issue was created automatically. Priority was set based on classification
of the file affected and the impact field in coverity. Assignees were set using the MAINTAINERS file.