mount: free commented /etc/filesystems lines when we read it

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 3 insertions, 2 deletions

diff --git a/util-linux/mount.c b/util-linux/mount.c
index 56276ef01..fddd7fba9 100644
--- a/util-linux/mount.c
+++ b/util-linux/mount.c
@@ -522,12 +522,13 @@ static llist_t *get_block_backed_filesystems(void)
 
                 while ((buf = xmalloc_fgetline(f)) != NULL) {
                         if (strncmp(buf, "nodev", 5) == 0 && isspace(buf[5]))
-                                continue;
+                                goto next;
                         fs = skip_whitespace(buf);
                         if (*fs == '#' || *fs == '*' || !*fs)
-                                continue;
+                                goto next;
 
                         llist_add_to_end(&list, xstrdup(fs));
+ next:
                         free(buf);
                 }
                 if (ENABLE_FEATURE_CLEAN_UP) fclose(f);