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libdm: fix errpath for control node creation

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When control node failure happens, umask was not restored.
Fix it by using common exit path.
This commit is contained in:
Zdenek Kabelac 2017-08-22 10:19:40 +02:00
parent df5c296426
commit 0e42b31dc3
2 changed files with 3 additions and 3 deletions
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1
WHATS_NEW_DM
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@ -1,5 +1,6 @@
Version 1.02.143 -
=================================
Restore umask when creation of node fails.
Add --concise to dmsetup create for many devices with tables in one command.
Accept minor number without major in library when it knows dm major number.
Introduce single-line concise table output format: dmsetup table --concise

5
libdm/ioctl/libdm-iface.c
View File

@ -293,13 +293,12 @@ static int _create_control(const char *control, uint32_t major, uint32_t minor)
if (mknod(control, S_IFCHR | S_IRUSR | S_IWUSR,
MKDEV((dev_t)major, (dev_t)minor)) < 0) {
log_sys_error("mknod", control);
(void) dm_prepare_selinux_context(NULL, 0);
return 0;
ret = 0;
}
umask(old_umask);
(void) dm_prepare_selinux_context(NULL, 0);
return 1;
return ret;
}
#endif