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media: lirc_zilog: Clean up lirc zilog error codes

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According the coding style guidelines, the ENOSYS error code must be
returned in case of a non existent system call. This code has been
replaced with the ENOTTY error code indicating a missing functionality.

Signed-off-by: Yves Lemée <yves.lemee.kernel@gmail.com>
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Yves Lemée 2017-07-12 15:17:37 -04:00 committed by Mauro Carvalho Chehab
parent afb24eabf9
commit a8c2d62b1b
1 changed files with 5 additions and 5 deletions
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10
drivers/staging/media/lirc/lirc_zilog.c
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@ -1249,7 +1249,7 @@ static long ioctl(struct file *filep, unsigned int cmd, unsigned long arg)
break; break;
case LIRC_GET_REC_MODE: case LIRC_GET_REC_MODE:
if (!(features & LIRC_CAN_REC_MASK)) if (!(features & LIRC_CAN_REC_MASK))
return -ENOSYS; return -ENOTTY;
result = put_user(LIRC_REC2MODE result = put_user(LIRC_REC2MODE
(features & LIRC_CAN_REC_MASK), (features & LIRC_CAN_REC_MASK),
@ -1257,21 +1257,21 @@ static long ioctl(struct file *filep, unsigned int cmd, unsigned long arg)
break; break;
case LIRC_SET_REC_MODE: case LIRC_SET_REC_MODE:
if (!(features & LIRC_CAN_REC_MASK)) if (!(features & LIRC_CAN_REC_MASK))
return -ENOSYS; return -ENOTTY;
result = get_user(mode, uptr); result = get_user(mode, uptr);
if (!result && !(LIRC_MODE2REC(mode) & features)) if (!result && !(LIRC_MODE2REC(mode) & features))
result = -EINVAL; result = -ENOTTY;
break; break;
case LIRC_GET_SEND_MODE: case LIRC_GET_SEND_MODE:
if (!(features & LIRC_CAN_SEND_MASK)) if (!(features & LIRC_CAN_SEND_MASK))
return -ENOSYS; return -ENOTTY;
result = put_user(LIRC_MODE_PULSE, uptr); result = put_user(LIRC_MODE_PULSE, uptr);
break; break;
case LIRC_SET_SEND_MODE: case LIRC_SET_SEND_MODE:
if (!(features & LIRC_CAN_SEND_MASK)) if (!(features & LIRC_CAN_SEND_MASK))
return -ENOSYS; return -ENOTTY;
result = get_user(mode, uptr); result = get_user(mode, uptr);
if (!result && mode != LIRC_MODE_PULSE) if (!result && mode != LIRC_MODE_PULSE)