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tty: xilinx_uartps: Add timeout waiting for loop
authorShubhrajyoti Datta <shubhrajyoti.datta@xilinx.com>
Fri, 29 Jul 2022 11:47:47 +0000 (17:17 +0530)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 30 Aug 2022 11:26:01 +0000 (13:26 +0200)
commit9e3ce605ff121f9dc8a03e4c53a9504545b483bb
tree660b27612ad0853b2f1b27d2c1ba752a79bf9ab2tree | snapshot
parentafd9c690d864d13ca9092672fa1ba3e4233c548ccommit | diff
tty: xilinx_uartps: Add timeout waiting for loop

There is a potential infinite loop while waiting for the
the TXFULL to deassert. Adds the error message and timeout to
avoid infinite loop if it fails to get the TX fifo not full.

Signed-off-by: Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com>
Link: https://lore.kernel.org/r/20220729114748.18332-7-shubhrajyoti.datta@xilinx.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/serial/xilinx_uartps.c diff | blob | history
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