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x86/kaslr: Drop redundant check in store_slot_info()

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Drop unnecessary check that number of slots is not zero in
store_slot_info, it's guaranteed to be at least 1 by the calculation.

Signed-off-by: Arvind Sankar <nivedita@alum.mit.edu>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: https://lore.kernel.org/r/20200728225722.67457-16-nivedita@alum.mit.edu
This commit is contained in:
Arvind Sankar 2020-07-28 18:57:16 -04:00 • committed by Ingo Molnar
parent d6d0f36c73
commit 46a5b29a4a
1 changed files with 3 additions and 6 deletions
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9
arch/x86/boot/compressed/kaslr.c
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@ -525,13 +525,10 @@ static void store_slot_info(struct mem_vector *region, unsigned long image_size)
return; return;
slot_area.addr = region->start; slot_area.addr = region->start;
slot_area.num = (region->size - image_size) / slot_area.num = 1 + (region->size - image_size) / CONFIG_PHYSICAL_ALIGN;
CONFIG_PHYSICAL_ALIGN + 1;
if (slot_area.num > 0) { slot_areas[slot_area_index++] = slot_area;
slot_areas[slot_area_index++] = slot_area; slot_max += slot_area.num;
slot_max += slot_area.num;
}
} }
/* /*