main: do not assign NULL if that value is not used
Assigning NULL to a variable before assigning another value makes no sense if the variable is not read in between.
Addresses-Coverity-ID: 512019 Unused value Signed-off-by: Heinrich Schuchardt <xypron.glpk@...>
Authored by: Heinrich Schuchardt 2024-11-15
Parent: [f027fc]
Child: [51b89c]