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net: lwm2m: propagate errors from post_write callbacks

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Now that objects and samples have their return values fixed, let's
propagate them back up to the user if there's an error.

Signed-off-by: Michael Scott <michael.scott@linaro.org>
This commit is contained in:
Michael Scott 2017-10-27 15:14:42 -07:00 • committed by Jukka Rissanen
commit 353be4cd58
1 changed files with 8 additions and 13 deletions
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21
subsys/net/lib/lwm2m/lwm2m_engine.c
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@ -1293,9 +1293,8 @@ static int lwm2m_engine_set(char *pathstr, void *value, u16_t len)
}
if (res->post_write_cb) {
/* ignore return value here */
res->post_write_cb(obj_inst->obj_inst_id, data_ptr, len,
false, 0);
ret = res->post_write_cb(obj_inst->obj_inst_id, data_ptr, len,
false, 0);
}
if (changed) {
@ -1882,6 +1881,7 @@ static int lwm2m_write_handler_opaque(struct lwm2m_engine_obj_inst *obj_inst,
{
size_t len = 1;
bool last_pkt_block = false, first_read = true;
int ret = 0;
while (!last_pkt_block && len > 0) {
if (first_read) {
@ -1899,15 +1899,14 @@ static int lwm2m_write_handler_opaque(struct lwm2m_engine_obj_inst *obj_inst,
}
if (res->post_write_cb) {
/* ignore return value */
res->post_write_cb(obj_inst->obj_inst_id,
data_ptr, len,
last_pkt_block && last_block,
total_size);
ret = res->post_write_cb(obj_inst->obj_inst_id,
data_ptr, len,
last_pkt_block && last_block,
total_size);
}
}
return 0;
return ret;
}
/* This function is exposed for the content format writers */
@ -2055,12 +2054,8 @@ int lwm2m_write_handler(struct lwm2m_engine_obj_inst *obj_inst,
if (res->post_write_cb &&
obj_field->data_type != LWM2M_RES_TYPE_OPAQUE) {
/* ignore return value here */
ret = res->post_write_cb(obj_inst->obj_inst_id, data_ptr, len,
last_block, total_size);
if (ret >= 0) {
ret = 0;
}
}
NOTIFY_OBSERVER_PATH(path);