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uci: properly deal with uci_load() failures

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This commit is contained in:
Jo-Philipp Wich 2013-09-11 13:16:27 +02:00
parent 4d618b2e3b
commit ae63188069
1 changed files with 23 additions and 51 deletions
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74
uci.c
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@ -538,10 +538,9 @@ rpc_uci_get(struct ubus_context *ctx, struct ubus_object *obj,
return UBUS_STATUS_PERMISSION_DENIED;
ptr.package = blobmsg_data(tb[RPC_G_CONFIG]);
uci_load(cursor, ptr.package, &p);
if (!p)
goto out;
if (uci_load(cursor, ptr.package, &p))
return rpc_uci_status();
if (tb[RPC_G_SECTION])
{
@ -577,8 +576,7 @@ rpc_uci_get(struct ubus_context *ctx, struct ubus_object *obj,
ubus_send_reply(ctx, req, buf.head);
out:
if (p)
uci_unload(cursor, p);
uci_unload(cursor, p);
return rpc_uci_status();
}
@ -606,10 +604,8 @@ rpc_uci_add(struct ubus_context *ctx, struct ubus_object *obj,
ptr.package = blobmsg_data(tb[RPC_A_CONFIG]);
uci_load(cursor, ptr.package, &p);
if (!p)
goto out;
if (uci_load(cursor, ptr.package, &p))
return rpc_uci_status();
/* add named section */
if (tb[RPC_A_NAME])
@ -664,8 +660,7 @@ rpc_uci_add(struct ubus_context *ctx, struct ubus_object *obj,
ubus_send_reply(ctx, req, buf.head);
out:
if (p)
uci_unload(cursor, p);
uci_unload(cursor, p);
return rpc_uci_status();
}
@ -737,10 +732,9 @@ rpc_uci_set(struct ubus_context *ctx, struct ubus_object *obj,
return UBUS_STATUS_PERMISSION_DENIED;
ptr.package = blobmsg_data(tb[RPC_S_CONFIG]);
uci_load(cursor, ptr.package, &p);
if (!p)
goto out;
if (uci_load(cursor, ptr.package, &p))
return rpc_uci_status();
if (tb[RPC_S_SECTION])
{
@ -765,10 +759,7 @@ rpc_uci_set(struct ubus_context *ctx, struct ubus_object *obj,
}
uci_save(cursor, p);
out:
if (p)
uci_unload(cursor, p);
uci_unload(cursor, p);
return rpc_uci_status();
}
@ -844,10 +835,9 @@ rpc_uci_delete(struct ubus_context *ctx, struct ubus_object *obj,
return UBUS_STATUS_PERMISSION_DENIED;
ptr.package = blobmsg_data(tb[RPC_D_CONFIG]);
uci_load(cursor, ptr.package, &p);
if (!p)
goto out;
if (uci_load(cursor, ptr.package, &p))
return rpc_uci_status();
if (tb[RPC_D_SECTION])
{
@ -877,10 +867,7 @@ rpc_uci_delete(struct ubus_context *ctx, struct ubus_object *obj,
}
uci_save(cursor, p);
out:
if (p)
uci_unload(cursor, p);
uci_unload(cursor, p);
return rpc_uci_status();
}
@ -910,10 +897,8 @@ rpc_uci_rename(struct ubus_context *ctx, struct ubus_object *obj,
if (tb[RPC_R_OPTION])
ptr.option = blobmsg_data(tb[RPC_R_OPTION]);
uci_load(cursor, ptr.package, &p);
if (!p)
goto out;
if (uci_load(cursor, ptr.package, &p))
return rpc_uci_status();
if (uci_lookup_ptr(cursor, &ptr, NULL, true))
goto out;
@ -930,8 +915,7 @@ rpc_uci_rename(struct ubus_context *ctx, struct ubus_object *obj,
uci_save(cursor, p);
out:
if (p)
uci_unload(cursor, p);
uci_unload(cursor, p);
return rpc_uci_status();
}
@ -958,10 +942,8 @@ rpc_uci_order(struct ubus_context *ctx, struct ubus_object *obj,
ptr.package = blobmsg_data(tb[RPC_O_CONFIG]);
uci_load(cursor, ptr.package, &p);
if (!p)
goto out;
if (uci_load(cursor, ptr.package, &p))
return rpc_uci_status();
blobmsg_for_each_attr(cur, tb[RPC_O_SECTIONS], rem)
{
@ -978,10 +960,7 @@ rpc_uci_order(struct ubus_context *ctx, struct ubus_object *obj,
}
uci_save(cursor, p);
out:
if (p)
uci_unload(cursor, p);
uci_unload(cursor, p);
return rpc_uci_status();
}
@ -1041,10 +1020,8 @@ rpc_uci_changes(struct ubus_context *ctx, struct ubus_object *obj,
if (!rpc_uci_read_access(tb[RPC_C_SESSION], tb[RPC_C_CONFIG]))
return UBUS_STATUS_PERMISSION_DENIED;
uci_load(cursor, blobmsg_data(tb[RPC_C_CONFIG]), &p);
if (!p)
goto out;
if (uci_load(cursor, blobmsg_data(tb[RPC_C_CONFIG]), &p))
return rpc_uci_status();
blob_buf_init(&buf, 0);
c = blobmsg_open_array(&buf, "changes");
@ -1056,9 +1033,7 @@ rpc_uci_changes(struct ubus_context *ctx, struct ubus_object *obj,
ubus_send_reply(ctx, req, buf.head);
out:
if (p)
uci_unload(cursor, p);
uci_unload(cursor, p);
return rpc_uci_status();
}
@ -1106,9 +1081,7 @@ rpc_uci_revert_commit(struct ubus_context *ctx, struct blob_attr *msg, bool comm
if (commit)
{
uci_load(cursor, ptr.package, &p);
if (p)
if (!uci_load(cursor, ptr.package, &p))
{
uci_commit(cursor, &p, false);
uci_unload(cursor, p);
@ -1207,9 +1180,8 @@ rpc_uci_apply_config(struct ubus_context *ctx, char *config)
struct uci_ptr ptr = { 0 };
ptr.package = config;
uci_load(cursor, ptr.package, &p);
if (p) {
if (!uci_load(cursor, ptr.package, &p)) {
uci_commit(cursor, &p, false);
uci_unload(cursor, p);
}