[PATCH] common: blk: fix comment about blkcache_read return value

[Eric Nelson]

The blkcache_read() routine returns 1 (true) to indicate that a block was
found in the cache and returned, or 0 if not.

Signed-off-by: Eric Nelson <eric at nelint.com>
---
 include/blk.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/blk.h b/include/blk.h
index 65db69f5d9..6f541bb2ba 100644
--- a/include/blk.h
+++ b/include/blk.h
@@ -129,7 +129,7 @@ int blkcache_init(void);
  * @param blksz - size in bytes of each block
  * @param buf - buffer to contain cached data
  *
- * @return - '1' if block returned from cache, '0' otherwise.
+ * @return - 1 if block returned from cache, 0 otherwise.
  */
 int blkcache_read(int iftype, int dev,
 		  lbaint_t start, lbaint_t blkcnt,
-- 
2.17.1