mkiss.c: uninitialized function (kernel)

[Jorge Matias]

>gcc -D__KERNEL__ -I/usr/src/linux-2.2.13/include -Wall -Wstrict-prototypes
>-O2 -fomit-frame-pointer -fno-strict-aliasing -pipe -fno-strength-reduce
>-m486 -malign-loops=2 -malign-jumps=2 -malign-functions=2 -DCPU=586
>-DMODULE   -c -o mkiss.o mkiss.c
>mkiss.c: In function `kiss_esc_crc':
>mkiss.c:805: warning: `c' might be used uninitialized in this function

  Anyone knows if this is a possible problem?