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author | Ian Abbott <abbotti@mev.co.uk> | 2015-01-27 18:16:54 (GMT) |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-01-28 19:19:34 (GMT) |
commit | 79b09aac000a8cd1facf3ce23958d2a911d88f33 (patch) | |
tree | a96a3e4ec1a2392957bddb6437783d8ab25bc7cd /drivers/staging/comedi/comedi_compat32.c | |
parent | 0a87c0eb131d38e378b7afd62bc1b8dc4378e2f3 (diff) | |
download | linux-79b09aac000a8cd1facf3ce23958d2a911d88f33.tar.xz |
staging: comedi: comedi_compat32.c: reformat other block comments
Use the usual block comment style. Combine some consecutive comments
into block comments. Also remove part of a comment referring to
`ptr_to_compat()` not being implemented until kernel version 2.6.11 as
it's irrelevant.
Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Reviewed-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/comedi/comedi_compat32.c')
-rw-r--r-- | drivers/staging/comedi/comedi_compat32.c | 36 |
1 files changed, 24 insertions, 12 deletions
diff --git a/drivers/staging/comedi/comedi_compat32.c b/drivers/staging/comedi/comedi_compat32.c index 097fd4d..acbacff 100644 --- a/drivers/staging/comedi/comedi_compat32.c +++ b/drivers/staging/comedi/comedi_compat32.c @@ -27,11 +27,15 @@ #define COMEDI32_CHANINFO _IOR(CIO, 3, struct comedi32_chaninfo_struct) #define COMEDI32_RANGEINFO _IOR(CIO, 8, struct comedi32_rangeinfo_struct) -/* N.B. COMEDI32_CMD and COMEDI_CMD ought to use _IOWR, not _IOR. - * It's too late to change it now, but it only affects the command number. */ +/* + * N.B. COMEDI32_CMD and COMEDI_CMD ought to use _IOWR, not _IOR. + * It's too late to change it now, but it only affects the command number. + */ #define COMEDI32_CMD _IOR(CIO, 9, struct comedi32_cmd_struct) -/* N.B. COMEDI32_CMDTEST and COMEDI_CMDTEST ought to use _IOWR, not _IOR. - * It's too late to change it now, but it only affects the command number. */ +/* + * N.B. COMEDI32_CMDTEST and COMEDI_CMDTEST ought to use _IOWR, not _IOR. + * It's too late to change it now, but it only affects the command number. + */ #define COMEDI32_CMDTEST _IOR(CIO, 10, struct comedi32_cmd_struct) #define COMEDI32_INSNLIST _IOR(CIO, 11, struct comedi32_insnlist_struct) #define COMEDI32_INSN _IOR(CIO, 12, struct comedi32_insn_struct) @@ -215,10 +219,12 @@ static int put_compat_cmd(struct comedi32_cmd_struct __user *cmd32, int err; unsigned int temp; - /* Copy back most of cmd structure. */ - /* Assume the pointer values are already valid. */ - /* (Could use ptr_to_compat() to set them, but that wasn't implemented - * until kernel version 2.6.11.) */ + /* + * Copy back most of cmd structure. + * + * Assume the pointer values are already valid. + * (Could use ptr_to_compat() to set them.) + */ if (!access_ok(VERIFY_READ, cmd, sizeof(*cmd)) || !access_ok(VERIFY_WRITE, cmd32, sizeof(*cmd32))) return -EFAULT; @@ -403,8 +409,11 @@ static int compat_insn(struct file *file, unsigned long arg) return translated_ioctl(file, COMEDI_INSN, (unsigned long)insn); } -/* Process untranslated ioctl. */ -/* Returns -ENOIOCTLCMD for unrecognised ioctl codes. */ +/* + * Process untranslated ioctl. + * + * Returns -ENOIOCTLCMD for unrecognised ioctl codes. + */ static inline int raw_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { @@ -454,8 +463,11 @@ static inline int raw_ioctl(struct file *file, unsigned int cmd, return rc; } -/* compat_ioctl file operation. */ -/* Returns -ENOIOCTLCMD for unrecognised ioctl codes. */ +/* + * compat_ioctl file operation. + * + * Returns -ENOIOCTLCMD for unrecognised ioctl codes. + */ long comedi_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { return raw_ioctl(file, cmd, arg); |