partx: use sysfs_deinit

Commit a88268b8cc124b6f721ba17ab01a3f6d5800c749 (get partition number with
sysfs lib) recently added the sysfs library to partx without freeing resources
once finished.

Signed-off-by: Davidlohr Bueso <dave@gnu.org>

diff --git a/partx/partx.c b/partx/partx.c
index e29e50dcca7cab7b29c0e1c2d59678b9d4259742..4f827a822289748a9d05977c22b07f7824dd4690 100644 (file)
--- a/partx/partx.c
+++ b/partx/partx.c
@@ -137,8 +137,10 @@ static int get_partno_from_device(char *partition, dev_t devno)
                struct sysfs_cxt cxt;
 
                sysfs_init(&cxt, devno, NULL);
-               if (sysfs_read_int(&cxt, "partition", &partno) >= 0)
+               if (sysfs_read_int(&cxt, "partition", &partno) >= 0) {
+                       sysfs_deinit(&cxt);
                        return partno;
+               }
        }
 
        sz = strlen(partition);