confile: add clearer for lxc.mount

Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>

diff --git a/src/lxc/confile.c b/src/lxc/confile.c
index 29a04c128b0b7a9b7575ec4483f86dce878b3f78..7e7717d6fb550edb421f91c86e2706eaf32b81be 100644 (file)
--- a/src/lxc/confile.c
+++ b/src/lxc/confile.c
@@ -121,6 +121,7 @@ static int clr_config_mount_auto(const char *, struct lxc_conf *);
 
 static int set_config_fstab(const char *, const char *, struct lxc_conf *);
 static int get_config_fstab(const char *, char *, int, struct lxc_conf *);
+static int clr_config_fstab(const char *, struct lxc_conf *);
 
 static int set_config_rootfs(const char *, const char *, struct lxc_conf *);
 static int get_config_rootfs(const char *, char *, int, struct lxc_conf *);
@@ -240,8 +241,8 @@ static struct lxc_config_t config[] = {
        { "lxc.loglevel",             set_config_loglevel,             get_config_loglevel,          clr_config_loglevel,          },
        { "lxc.logfile",              set_config_logfile,              get_config_logfile,           clr_config_logfile,           },
        { "lxc.mount.entry",          set_config_mount,                get_config_mount,             clr_config_mount,             },
-       { "lxc.mount.auto",           set_config_mount_auto,           get_config_mount_auto,        clr_config_mount_auto, },
-       { "lxc.mount",                set_config_fstab,                get_config_fstab,             NULL },
+       { "lxc.mount.auto",           set_config_mount_auto,           get_config_mount_auto,        clr_config_mount_auto,        },
+       { "lxc.mount",                set_config_fstab,                get_config_fstab,             clr_config_fstab,             },
        { "lxc.rootfs.mount",         set_config_rootfs_mount,         get_config_rootfs_mount,      NULL },
        { "lxc.rootfs.options",       set_config_rootfs_options,       get_config_rootfs_options,    NULL },
        { "lxc.rootfs.backend",       set_config_rootfs_backend,       get_config_rootfs_backend,    NULL },
@@ -2805,10 +2806,6 @@ int lxc_clear_config_item(struct lxc_conf *c, const char *key)
        } else if (strcmp(key, "lxc.autodev") == 0) {
                c->autodev = 1;
 
-       } else if (strcmp(key, "lxc.mount") == 0) {
-               free(c->fstab);
-               c->fstab = NULL;
-
        } else if (strcmp(key, "lxc.rootfs") == 0) {
                free(c->rootfs.path);
                c->rootfs.path = NULL;
@@ -4133,3 +4130,10 @@ static inline int clr_config_mount_auto(const char *key, struct lxc_conf *c)
 {
        return lxc_clear_automounts(c);
 }
+
+static inline int clr_config_fstab(const char *key, struct lxc_conf *c)
+{
+       free(c->fstab);
+       c->fstab = NULL;
+       return 0;
+}