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UBI: Fix problem in UBI/Linux "compatibility layer"

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"down_write_trylock" needs to return 1 instead of 0 for success.
Otherwise copying a block with a read error (e.g. bit-flip on read)
won't work correctly.

Signed-off-by: Stefan Roese <sr@denx.de>
This commit is contained in:
Stefan Roese 2010-05-17 10:01:05 +02:00
parent 1b1f9a9d00
commit bdc5f06789
1 changed files with 1 additions and 1 deletions
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include/ubi_uboot.h
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@ -123,7 +123,7 @@ typedef int wait_queue_head_t;
#define init_rwsem(...) do { } while (0) #define init_rwsem(...) do { } while (0)
#define down_read(...) do { } while (0) #define down_read(...) do { } while (0)
#define down_write(...) do { } while (0) #define down_write(...) do { } while (0)
#define down_write_trylock(...) 0 #define down_write_trylock(...) 1
#define up_read(...) do { } while (0) #define up_read(...) do { } while (0)
#define up_write(...) do { } while (0) #define up_write(...) do { } while (0)