Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > linux.kernel > #1437603

[PATCH v3 12/15] [media] lirc_dev: fix error return value

From Andi Shyti <andi.shyti@samsung.com>
Newsgroups linux.kernel
Subject [PATCH v3 12/15] [media] lirc_dev: fix error return value
Date 2016-07-06 11:50 +0200
Message-ID <rRRCW-7w1-33@gated-at.bofh.it> (permalink)
References <rRRCW-7w1-5@gated-at.bofh.it>
Organization linux.* mail to news gateway

Show all headers | View raw


If ioctl is called, it cannot be a case of invalid system call
number (ENOSYS), that is a ENOTTY case which means that the
device doesn't support that specific ioctl command.
Replace ENOSYS with EPERM.

Signed-off-by: Andi Shyti <andi.shyti@samsung.com>
---
 drivers/media/rc/lirc_dev.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/media/rc/lirc_dev.c b/drivers/media/rc/lirc_dev.c
index c2b32e0..ac00433 100644
--- a/drivers/media/rc/lirc_dev.c
+++ b/drivers/media/rc/lirc_dev.c
@@ -582,7 +582,7 @@ long lirc_dev_fop_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 		break;
 	case LIRC_GET_REC_MODE:
 		if (!(ir->d.features & LIRC_CAN_REC_MASK)) {
-			result = -ENOSYS;
+			result = -ENOTTY;
 			break;
 		}
 
@@ -592,7 +592,7 @@ long lirc_dev_fop_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 		break;
 	case LIRC_SET_REC_MODE:
 		if (!(ir->d.features & LIRC_CAN_REC_MASK)) {
-			result = -ENOSYS;
+			result = -ENOTTY;
 			break;
 		}
 
@@ -610,7 +610,7 @@ long lirc_dev_fop_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 	case LIRC_GET_MIN_TIMEOUT:
 		if (!(ir->d.features & LIRC_CAN_SET_REC_TIMEOUT) ||
 		    ir->d.min_timeout == 0) {
-			result = -ENOSYS;
+			result = -ENOTTY;
 			break;
 		}
 
@@ -619,7 +619,7 @@ long lirc_dev_fop_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 	case LIRC_GET_MAX_TIMEOUT:
 		if (!(ir->d.features & LIRC_CAN_SET_REC_TIMEOUT) ||
 		    ir->d.max_timeout == 0) {
-			result = -ENOSYS;
+			result = -ENOTTY;
 			break;
 		}
 
-- 
2.8.1

Back to linux.kernel | Previous | NextPrevious in thread | Next in thread | Find similar | Unroll thread


Thread

[PATCH v3 00/15] lirc_dev fixes and beautification Andi Shyti <andi.shyti@samsung.com> - 2016-07-06 11:50 +0200
  [PATCH v3 10/15] [media] lirc_dev: remove compat_ioctl assignment Andi Shyti <andi.shyti@samsung.com> - 2016-07-06 11:50 +0200
  [PATCH v3 11/15] [media] lirc_dev: fix variable constant comparisons Andi Shyti <andi.shyti@samsung.com> - 2016-07-06 11:50 +0200
  [PATCH v3 07/15] [media] lirc_dev: simplify if statement in  lirc_add_to_buf Andi Shyti <andi.shyti@samsung.com> - 2016-07-06 11:50 +0200
  [PATCH v3 03/15] [media] lirc_dev: remove unnecessary debug prints Andi Shyti <andi.shyti@samsung.com> - 2016-07-06 11:50 +0200
  [PATCH v3 02/15] [media] lirc_dev: allow bufferless driver registration Andi Shyti <andi.shyti@samsung.com> - 2016-07-06 11:50 +0200
  [PATCH v3 15/15] [media] lirc_dev: use LIRC_CAN_REC() define to check  if the device can receive Andi Shyti <andi.shyti@samsung.com> - 2016-07-06 11:50 +0200
  [PATCH v3 06/15] [media] lirc_dev: do not use goto to create loops Andi Shyti <andi.shyti@samsung.com> - 2016-07-06 11:50 +0200
  [PATCH v3 12/15] [media] lirc_dev: fix error return value Andi Shyti <andi.shyti@samsung.com> - 2016-07-06 11:50 +0200
  [PATCH v3 04/15] [media] lirc_dev: replace printk with pr_* or dev_* Andi Shyti <andi.shyti@samsung.com> - 2016-07-06 11:50 +0200
  [PATCH v3 01/15] [media] lirc_dev: place buffer allocation on separate  function Andi Shyti <andi.shyti@samsung.com> - 2016-07-06 11:50 +0200
  [PATCH v3 05/15] [media] lirc_dev: simplify goto paths Andi Shyti <andi.shyti@samsung.com> - 2016-07-06 11:50 +0200
  [PATCH v3 08/15] [media] lirc_dev: remove double if ... else statement Andi Shyti <andi.shyti@samsung.com> - 2016-07-06 11:50 +0200
  [PATCH v3 09/15] [media] lirc_dev: merge three if statements in only  one Andi Shyti <andi.shyti@samsung.com> - 2016-07-06 11:50 +0200

csiph-web