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| author | Patrick Delaunay <patrick.delaunay@st.com> | 2018-08-03 13:38:43 +0200 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2018-09-10 20:20:34 -0400 |
| commit | d3bb7858545fa54ff3c591570f1d36234ecde2bf (patch) | |
| tree | 38ccac62ceb5957d25a71707c3423b2fde263d9a /disk | |
| parent | fe852bc109f13664b9d733501f2c4ae33a4c7d3e (diff) | |
serial: protect access to serial rx buffer
Add test to avoid access to rx buffer when this buffer is empty.
In this case directly call getc() function to avoid issue when tstc()
is not called.
Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'disk')
0 files changed, 0 insertions, 0 deletions