diff options
author | Arvind Sankar <nivedita@alum.mit.edu> | 2020-07-29 01:57:16 +0300 |
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committer | Ingo Molnar <mingo@kernel.org> | 2020-07-31 12:08:17 +0300 |
commit | 46a5b29a4a63a3ba987cbb5467774a4b5787618e (patch) | |
tree | 3faa87c4a87a36f7fc23303717b775bec735507d /arch/x86/boot/compressed/kaslr.c | |
parent | d6d0f36c735367ed7cf42b5ba454ba5858e17816 (diff) | |
download | linux-46a5b29a4a63a3ba987cbb5467774a4b5787618e.tar.xz |
x86/kaslr: Drop redundant check in store_slot_info()
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
Diffstat (limited to 'arch/x86/boot/compressed/kaslr.c')
-rw-r--r-- | arch/x86/boot/compressed/kaslr.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/arch/x86/boot/compressed/kaslr.c b/arch/x86/boot/compressed/kaslr.c index 5c7457cc58f6..0c64026a0951 100644 --- a/arch/x86/boot/compressed/kaslr.c +++ b/arch/x86/boot/compressed/kaslr.c @@ -525,13 +525,10 @@ static void store_slot_info(struct mem_vector *region, unsigned long image_size) return; slot_area.addr = region->start; - slot_area.num = (region->size - image_size) / - CONFIG_PHYSICAL_ALIGN + 1; + slot_area.num = 1 + (region->size - image_size) / CONFIG_PHYSICAL_ALIGN; - if (slot_area.num > 0) { - slot_areas[slot_area_index++] = slot_area; - slot_max += slot_area.num; - } + slot_areas[slot_area_index++] = slot_area; + slot_max += slot_area.num; } /* |