Fix a few WiFi bugs

1. remove rc when ap not found

   closes issue: https://github.com/espressif/esp-idf/issues/1797

2. allocate mimo packet to internal memory

3. use FRC2 timer instead of WDEV_NOW() for modem sleep to calculate
   TBTT time.

   It fixes the bug that TBTT will be incorrect if beacon is lost.
This commit is contained in:
XiaXiaotian
2018-05-16 18:50:28 +08:00
parent c54a679a41
commit 40efc36849