staging: dgnc: Constify ktermios structure
The ktermios structure is a local default termios struct. All ports are initially created with this termios. Since, the structure is never modified, it can be declared as const. Coccinelle Script: @r disable optional_qualifier@ identifier s,i; position p; @@ static struct ktermios i@p = { ... }; @ok1@ identifier r.i; expression e; position p; @@ e = i@p @bad@ position p != {r.p,ok1.p}; identifier r.i; @@ e@i@p @depends on !bad disable optional_qualifier@ identifier r.i; @@ static +const struct ktermios i = { ... }; File Size before: text data bss dec hex filename 25469 2048 256 27773 6c7d drivers/staging/dgnc/dgnc_tty.o File Size after: text data bss dec hex filename 25636 2016 256 27908 6d04 drivers/staging/dgnc/dgnc_tty.o Signed-off-by: Gargi Sharma <gs051095@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -58,7 +58,7 @@ static const struct digi_t dgnc_digi_init = {
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* This defines a raw port at 9600 baud, 8 data bits, no parity,
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* 1 stop bit.
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*/
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static struct ktermios default_termios = {
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static const struct ktermios default_termios = {
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.c_iflag = (DEFAULT_IFLAGS), /* iflags */
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.c_oflag = (DEFAULT_OFLAGS), /* oflags */
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.c_cflag = (DEFAULT_CFLAGS), /* cflags */
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