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authorOlof Johansson <olof@lixom.net>2014-09-24 14:20:48 -0400
committerOlof Johansson <olof@lixom.net>2014-09-24 14:21:01 -0400
commit28fd837204236cf5b5533525e5b53c5176fa97a3 (patch)
treeac7dcad925950bc0bb53c5a55cb199e31e7aaee0 /tools/usb/usbip/libsrc/sysfs_utils.c
parentc82eb464879dd0ecbe0c4cb1b80ac4e82b634872 (diff)
parent64d14a31d5410ea34641c41795e0ba222bda740c (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.c31
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
9int 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}