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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 - Version 1.02.143 -
================================= =================================
Restore umask when creation of node fails.
Add --concise to dmsetup create for many devices with tables in one command. 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. Accept minor number without major in library when it knows dm major number.
Introduce single-line concise table output format: dmsetup table --concise 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, if (mknod(control, S_IFCHR | S_IRUSR | S_IWUSR,
MKDEV((dev_t)major, (dev_t)minor)) < 0) { MKDEV((dev_t)major, (dev_t)minor)) < 0) {
log_sys_error("mknod", control); log_sys_error("mknod", control);
(void) dm_prepare_selinux_context(NULL, 0); ret = 0;
return 0;
} }
umask(old_umask); umask(old_umask);
(void) dm_prepare_selinux_context(NULL, 0); (void) dm_prepare_selinux_context(NULL, 0);
return 1; return ret;
} }
#endif #endif