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| author | Vignesh Raghavendra <[email protected]> | 2021-05-11 15:19:55 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <[email protected]> | 2021-05-20 15:16:55 +0000 |
| commit | 31fae7c8b18c3f8029a2a5dce97a3182c1a167a0 (patch) | |
| tree | bc4e8a7216e6de1eedde30285a382ac025ca2ccc /drivers/media/v4l2-core/v4l2-async.c | |
| parent | serial: 8250: Use BIT(x) for UART_{CAP,BUG}_* (diff) | |
| download | kernel-31fae7c8b18c3f8029a2a5dce97a3182c1a167a0.tar.gz kernel-31fae7c8b18c3f8029a2a5dce97a3182c1a167a0.zip | |
serial: 8250: 8250_omap: Fix possible interrupt storm
It is possible that RX TIMEOUT is signalled after RX FIFO has been
drained, in which case a dummy read of RX FIFO is required to clear RX
TIMEOUT condition. Otherwise, RX TIMEOUT condition is not cleared
leading to an interrupt storm
Cc: [email protected]
Reported-by: Jan Kiszka <[email protected]>
Signed-off-by: Vignesh Raghavendra <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Greg Kroah-Hartman <[email protected]>
Diffstat (limited to 'drivers/media/v4l2-core/v4l2-async.c')
0 files changed, 0 insertions, 0 deletions