A size_t variable can never be negative.
The problem was indicated by cppcheck.
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Heiko Schocher <hs@denx.de>
                return ENODEV;
 
        rsvd_bytes = vol->reserved_pebs * (ubi->leb_size - vol->data_pad);
-       if (size < 0 || size > rsvd_bytes) {
+       if (size > rsvd_bytes) {
                printf("size > volume size! Aborting!\n");
                return EINVAL;
        }