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Kirill Smelkov
linux
Commits
e55c57e0
Commit
e55c57e0
authored
Jun 24, 2005
by
David S. Miller
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[SPARC64]: Report any user access faults in termios accessors.
Signed-off-by:
David S. Miller
<
davem@davemloft.net
>
parent
37616578
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41 additions
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37 deletions
+41
-37
include/asm-sparc64/termios.h
include/asm-sparc64/termios.h
+41
-37
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include/asm-sparc64/termios.h
View file @
e55c57e0
...
...
@@ -100,16 +100,17 @@ struct winsize {
#define user_termio_to_kernel_termios(termios, termio) \
({ \
unsigned short tmp; \
get_user(tmp, &(termio)->c_iflag); \
int err; \
err = get_user(tmp, &(termio)->c_iflag); \
(termios)->c_iflag = (0xffff0000 & ((termios)->c_iflag)) | tmp; \
get_user(tmp, &(termio)->c_oflag); \
err |=
get_user(tmp, &(termio)->c_oflag); \
(termios)->c_oflag = (0xffff0000 & ((termios)->c_oflag)) | tmp; \
get_user(tmp, &(termio)->c_cflag); \
err |=
get_user(tmp, &(termio)->c_cflag); \
(termios)->c_cflag = (0xffff0000 & ((termios)->c_cflag)) | tmp; \
get_user(tmp, &(termio)->c_lflag); \
err |=
get_user(tmp, &(termio)->c_lflag); \
(termios)->c_lflag = (0xffff0000 & ((termios)->c_lflag)) | tmp; \
copy_from_user((termios)->c_cc, (termio)->c_cc, NCC); \
0
; \
err |=
copy_from_user((termios)->c_cc, (termio)->c_cc, NCC); \
err
; \
})
/*
...
...
@@ -119,53 +120,56 @@ struct winsize {
*/
#define kernel_termios_to_user_termio(termio, termios) \
({ \
put_user((termios)->c_iflag, &(termio)->c_iflag); \
put_user((termios)->c_oflag, &(termio)->c_oflag); \
put_user((termios)->c_cflag, &(termio)->c_cflag); \
put_user((termios)->c_lflag, &(termio)->c_lflag); \
put_user((termios)->c_line, &(termio)->c_line); \
copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); \
int err; \
err = put_user((termios)->c_iflag, &(termio)->c_iflag); \
err |= put_user((termios)->c_oflag, &(termio)->c_oflag); \
err |= put_user((termios)->c_cflag, &(termio)->c_cflag); \
err |= put_user((termios)->c_lflag, &(termio)->c_lflag); \
err |= put_user((termios)->c_line, &(termio)->c_line); \
err |= copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); \
if (!((termios)->c_lflag & ICANON)) { \
put_user((termios)->c_cc[VMIN], &(termio)->c_cc[_VMIN]); \
put_user((termios)->c_cc[VTIME], &(termio)->c_cc[_VTIME]); \
err |=
put_user((termios)->c_cc[VMIN], &(termio)->c_cc[_VMIN]); \
err |=
put_user((termios)->c_cc[VTIME], &(termio)->c_cc[_VTIME]); \
} \
0
; \
err
; \
})
#define user_termios_to_kernel_termios(k, u) \
({ \
get_user((k)->c_iflag, &(u)->c_iflag); \
get_user((k)->c_oflag, &(u)->c_oflag); \
get_user((k)->c_cflag, &(u)->c_cflag); \
get_user((k)->c_lflag, &(u)->c_lflag); \
get_user((k)->c_line, &(u)->c_line); \
copy_from_user((k)->c_cc, (u)->c_cc, NCCS); \
int err; \
err = get_user((k)->c_iflag, &(u)->c_iflag); \
err |= get_user((k)->c_oflag, &(u)->c_oflag); \
err |= get_user((k)->c_cflag, &(u)->c_cflag); \
err |= get_user((k)->c_lflag, &(u)->c_lflag); \
err |= get_user((k)->c_line, &(u)->c_line); \
err |= copy_from_user((k)->c_cc, (u)->c_cc, NCCS); \
if((k)->c_lflag & ICANON) { \
get_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \
get_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \
err |=
get_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \
err |=
get_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \
} else { \
get_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \
get_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \
err |=
get_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \
err |=
get_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \
} \
0
; \
err
; \
})
#define kernel_termios_to_user_termios(u, k) \
({ \
put_user((k)->c_iflag, &(u)->c_iflag); \
put_user((k)->c_oflag, &(u)->c_oflag); \
put_user((k)->c_cflag, &(u)->c_cflag); \
put_user((k)->c_lflag, &(u)->c_lflag); \
put_user((k)->c_line, &(u)->c_line); \
copy_to_user((u)->c_cc, (k)->c_cc, NCCS); \
int err; \
err = put_user((k)->c_iflag, &(u)->c_iflag); \
err |= put_user((k)->c_oflag, &(u)->c_oflag); \
err |= put_user((k)->c_cflag, &(u)->c_cflag); \
err |= put_user((k)->c_lflag, &(u)->c_lflag); \
err |= put_user((k)->c_line, &(u)->c_line); \
err |= copy_to_user((u)->c_cc, (k)->c_cc, NCCS); \
if(!((k)->c_lflag & ICANON)) { \
put_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \
put_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \
err |=
put_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \
err |=
put_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \
} else { \
put_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \
put_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \
err |=
put_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \
err |=
put_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \
} \
0
; \
err
; \
})
#endif
/* __KERNEL__ */
...
...
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