The raw number 36 for the uuid string length is somewhat confusing,
use a macro to define replace it.
Signed-off-by: Gui Hecheng <guihc.fnst@xxxxxxxxxxxxxx>
---
cmds-scrub.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/cmds-scrub.c b/cmds-scrub.c
index a604b25..03eb9ba 100644
--- a/cmds-scrub.c
+++ b/cmds-scrub.c
@@ -48,6 +48,8 @@ static const char * const scrub_cmd_group_usage[] = {
NULL
};
+#define UUID_LEN_STR 36
+
#define SCRUB_DATA_FILE "/var/lib/btrfs/scrub.status"
#define SCRUB_PROGRESS_SOCKET_PATH "/var/lib/btrfs/scrub.progress"
#define SCRUB_FILE_VERSION_PREFIX "scrub status"
@@ -550,7 +552,7 @@ again:
;
if (i + j + 1 >= avail)
_SCRUB_INVALID;
- if (j != 36)
+ if (j != UUID_LEN_STR)
_SCRUB_INVALID;
l[i + j] = '\0';
ret = uuid_parse(l + i, p[curr]->fsid);
--
1.8.1.4
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