[dm-devel] [PATCH] readsector0: the length of the buffer wrong

[zhang.kai16 at zte.com.cn]

hi,

The length of the buffer is 4096, not 4069 in sg_read().
 
---
 libmultipath/checkers/readsector0.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libmultipath/checkers/readsector0.c 
b/libmultipath/checkers/readsector0.c
index 0550fb6..1c2a868 100644
--- a/libmultipath/checkers/readsector0.c
+++ b/libmultipath/checkers/readsector0.c
@@ -29,7 +29,7 @@ int libcheck_check (struct checker * c)
                 unsigned char sbuf[SENSE_BUFF_LEN];
                 int ret;
 
-                ret = sg_read(c->fd, &buf[0], 4069, &sbuf[0],
+                ret = sg_read(c->fd, &buf[0], 4096, &sbuf[0],
                                       SENSE_BUFF_LEN, c->timeout);
 
                 switch (ret)
-- 
1.9.1

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