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authorJiri Slaby <jslaby@suse.cz>2021-03-02 07:22:06 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-03-10 09:34:09 +0100
commita846dcf9d7295dd45493002fdde081f1667a85d3 (patch)
treea5c6053e78d9357ec7620d5527276a74edb8411c /drivers/tty/tty_io.c
parenta872ab4d6d191cca1ce84b945e394bd6a8d84dd9 (diff)
tty: localise ptychar and make it const
ptychar was not const, so mark it as such. And move this variable to the only place where it's used. Signed-off-by: Jiri Slaby <jslaby@suse.cz> Link: https://lore.kernel.org/r/20210302062214.29627-36-jslaby@suse.cz Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/tty_io.c')
-rw-r--r--drivers/tty/tty_io.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c
index c8cbf08b6dcf..7cf57e6cadbf 100644
--- a/drivers/tty/tty_io.c
+++ b/drivers/tty/tty_io.c
@@ -1196,8 +1196,6 @@ int tty_send_xchar(struct tty_struct *tty, char ch)
return 0;
}
-static char ptychar[] = "pqrstuvwxyzabcde";
-
/**
* pty_line_name - generate name for a pty
* @driver: the tty driver in use
@@ -1211,6 +1209,7 @@ static char ptychar[] = "pqrstuvwxyzabcde";
*/
static void pty_line_name(struct tty_driver *driver, int index, char *p)
{
+ static const char ptychar[] = "pqrstuvwxyzabcde";
int i = index + driver->name_base;
/* ->name is initialized to "ttyp", but "tty" is expected */
sprintf(p, "%s%c%x",