start = map_offset_to_paddr(*fpos, &vmcore_list, &curr_m);
if (!curr_m)
return -EINVAL;
- if ((tsz = (PAGE_SIZE - (start & ~PAGE_MASK))) > buflen)
- tsz = buflen;
-
- /* Calculate left bytes in current memory segment. */
- nr_bytes = (curr_m->size - (start - curr_m->paddr));
- if (tsz > nr_bytes)
- tsz = nr_bytes;
while (buflen) {
+ tsz = min_t(size_t, buflen, PAGE_SIZE - (start & ~PAGE_MASK));
+
+ /* Calculate left bytes in current memory segment. */
+ nr_bytes = (curr_m->size - (start - curr_m->paddr));
+ if (tsz > nr_bytes)
+ tsz = nr_bytes;
+
tmp = read_from_oldmem(buffer, tsz, &start, 1);
if (tmp < 0)
return tmp;
struct vmcore, list);
start = curr_m->paddr;
}
- if ((tsz = (PAGE_SIZE - (start & ~PAGE_MASK))) > buflen)
- tsz = buflen;
- /* Calculate left bytes in current memory segment. */
- nr_bytes = (curr_m->size - (start - curr_m->paddr));
- if (tsz > nr_bytes)
- tsz = nr_bytes;
}
return acc;
}