diff options
author | Olof Johansson <olof@lixom.net> | 2014-09-24 14:20:48 -0400 |
---|---|---|
committer | Olof Johansson <olof@lixom.net> | 2014-09-24 14:21:01 -0400 |
commit | 28fd837204236cf5b5533525e5b53c5176fa97a3 (patch) | |
tree | ac7dcad925950bc0bb53c5a55cb199e31e7aaee0 /tools/usb/usbip/libsrc/sysfs_utils.c | |
parent | c82eb464879dd0ecbe0c4cb1b80ac4e82b634872 (diff) | |
parent | 64d14a31d5410ea34641c41795e0ba222bda740c (diff) |
Merge tag 'imx-cleanup-3.18' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux into next/cleanup
Merge "ARM: imx: cleanup for 3.18" from Shawn Guo:
The i.MX cleanup for 3.18:
- Reomve a few i.MX27 and i.MX1 board files
- Remove imx_scu_standby_enable() since core code handles scu
standby now
- Remove unnecessary iomux declaration
- Remove useless sound card property from vf610-twr dts
* tag 'imx-cleanup-3.18' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux:
ARM: imx: Remove mach-mxt_td60 board file
ARM: i.MX: Remove i.MX1 ADS board support
ARM: dts: vf610-twr: remove useless property for sound card.
ARM: imx: remove imx_scu_standby_enable()
ARM: i.MX: Remove Phytec i.MX27 PCM038/PCM970 board files
ARM: i.MX: Remove mach-cpuimx27sd board file
ARM: imx: iomux: Do not export symbol without public declaration
Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'tools/usb/usbip/libsrc/sysfs_utils.c')
-rw-r--r-- | tools/usb/usbip/libsrc/sysfs_utils.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/tools/usb/usbip/libsrc/sysfs_utils.c b/tools/usb/usbip/libsrc/sysfs_utils.c new file mode 100644 index 000000000000..36ac88ece0b8 --- /dev/null +++ b/tools/usb/usbip/libsrc/sysfs_utils.c | |||
@@ -0,0 +1,31 @@ | |||
1 | #include <sys/types.h> | ||
2 | #include <sys/stat.h> | ||
3 | #include <fcntl.h> | ||
4 | #include <errno.h> | ||
5 | |||
6 | #include "sysfs_utils.h" | ||
7 | #include "usbip_common.h" | ||
8 | |||
9 | int write_sysfs_attribute(const char *attr_path, const char *new_value, | ||
10 | size_t len) | ||
11 | { | ||
12 | int fd; | ||
13 | int length; | ||
14 | |||
15 | fd = open(attr_path, O_WRONLY); | ||
16 | if (fd < 0) { | ||
17 | dbg("error opening attribute %s", attr_path); | ||
18 | return -1; | ||
19 | } | ||
20 | |||
21 | length = write(fd, new_value, len); | ||
22 | if (length < 0) { | ||
23 | dbg("error writing to attribute %s", attr_path); | ||
24 | close(fd); | ||
25 | return -1; | ||
26 | } | ||
27 | |||
28 | close(fd); | ||
29 | |||
30 | return 0; | ||
31 | } | ||