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rbd: Use min_t() to fix comparison of distinct pointer types warning

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drivers/block/rbd.c: In function ‘zero_pages’:
drivers/block/rbd.c:1102: warning: comparison of distinct pointer types lacks a cast

Remove the hackish casts and use min_t() to fix this.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Reviewed-by: Alex Elder <elder@inktank.com>
This commit is contained in:
Geert Uytterhoeven 2013-05-13 20:35:37 -05:00 committed by Sage Weil
parent 8bb495e3f0
commit 491205a8b4
1 changed files with 2 additions and 2 deletions
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4
drivers/block/rbd.c
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@ -1153,8 +1153,8 @@ static void zero_pages(struct page **pages, u64 offset, u64 end)
unsigned long flags;
void *kaddr;
page_offset = (size_t)(offset & ~PAGE_MASK);
length = min(PAGE_SIZE - page_offset, (size_t)(end - offset));
page_offset = offset & ~PAGE_MASK;
length = min_t(size_t, PAGE_SIZE - page_offset, end - offset);
local_irq_save(flags);
kaddr = kmap_atomic(*page);
memset(kaddr + page_offset, 0, length);