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)
--
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