mxser: make xmit ring buffer variables unsigned

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Make the xmit ring buffer pointers and counter (xmit_head, xmit_tail,
xmit_cnt) unsigned. Now, the assumptions for the compiler are clear --
they cannot be negative.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Link: https://lore.kernel.org/r/20210618061516.662-20-jslaby@suse.cz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Jiri Slaby 2021-06-18 08:14:25 +02:00 • committed by Greg Kroah-Hartman

parent a93963e41f

commit 02e431444b

1 changed files with 3 additions and 3 deletions

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drivers/tty/mxser.c

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