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Export DM_CONTROL_NODE_UMASK and use it while creating /dev/mapper/control.

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This commit is contained in:
Peter Rajnoha 2011-01-04 14:43:53 +00:00
parent 9a09ca42d2
commit 8d5391f1c3
3 changed files with 4 additions and 0 deletions
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1
WHATS_NEW_DM
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@ -1,5 +1,6 @@
Version 1.02.61 - Version 1.02.61 -
==================================== ====================================
Export DM_CONTROL_NODE_UMASK and use it while creating /dev/mapper/control.
Version 1.02.60 - 20th December 2010 Version 1.02.60 - 20th December 2010
==================================== ====================================

2
libdm/ioctl/libdm-iface.c
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@ -282,12 +282,14 @@ static int _create_control(const char *control, uint32_t major, uint32_t minor)
log_verbose("Creating device %s (%u, %u)", control, major, minor); log_verbose("Creating device %s (%u, %u)", control, major, minor);
(void) dm_prepare_selinux_context(control, S_IFCHR); (void) dm_prepare_selinux_context(control, S_IFCHR);
old_umask = umask(DM_CONTROL_NODE_UMASK);
if (mknod(control, S_IFCHR | S_IRUSR | S_IWUSR, if (mknod(control, S_IFCHR | S_IRUSR | S_IWUSR,
MKDEV(major, minor)) < 0) { MKDEV(major, minor)) < 0) {
log_sys_error("mknod", control); log_sys_error("mknod", control);
(void) dm_prepare_selinux_context(NULL, 0); (void) dm_prepare_selinux_context(NULL, 0);
return 0; return 0;
} }
umask(old_umask);
(void) dm_prepare_selinux_context(NULL, 0); (void) dm_prepare_selinux_context(NULL, 0);
return 1; return 1;

1
libdm/libdevmapper.h
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@ -1219,6 +1219,7 @@ int dm_udev_complete(uint32_t cookie);
int dm_udev_wait(uint32_t cookie); int dm_udev_wait(uint32_t cookie);
#define DM_DEV_DIR_UMASK 0022 #define DM_DEV_DIR_UMASK 0022
#define DM_CONTROL_NODE_UMASK 0177
#ifdef __cplusplus #ifdef __cplusplus
} }