gcc says "warning: comparison of unsigned expression >= 0 is always
true" because i is an unsigned long. And gcc is right this time.
Signed-off-by: Stefan Behrens <sbehrens@giantdisaster.de>
---
fs/btrfs/extent_io.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 64dc93f..a32ebfe 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -4104,8 +4104,8 @@ struct extent_buffer *alloc_dummy_extent_buffer(u64 start,
unsigned long len)
return eb;
err:
- for (i--; i >= 0; i--)
- __free_page(eb->pages[i]);
+ for (; i > 0; i--)
+ __free_page(eb->pages[i - 1]);
__free_extent_buffer(eb);
return NULL;
}
--
1.7.12.3
--
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