diff options
Diffstat (limited to 'usr/src/lib/libdevinfo/devinfo_devperm.c')
| -rw-r--r-- | usr/src/lib/libdevinfo/devinfo_devperm.c | 26 |
1 files changed, 16 insertions, 10 deletions
diff --git a/usr/src/lib/libdevinfo/devinfo_devperm.c b/usr/src/lib/libdevinfo/devinfo_devperm.c index 412eb74fc8..18e2409065 100644 --- a/usr/src/lib/libdevinfo/devinfo_devperm.c +++ b/usr/src/lib/libdevinfo/devinfo_devperm.c @@ -87,6 +87,7 @@ setdevaccess(char *dev, uid_t uid, gid_t gid, mode_t mode, { int err = 0, local_errno; char errstring[MAX_LINELEN]; + struct stat st; if (chown(dev, uid, gid) == -1) { if (errno == ENOENT) /* no such file */ @@ -95,17 +96,22 @@ setdevaccess(char *dev, uid_t uid, gid_t gid, mode_t mode, local_errno = errno; } - while (fdetach(dev) == 0) { - if (chown(dev, uid, gid) == -1) { - err = -1; - local_errno = errno; + /* + * don't fdetach block devices, as it will unmount them + */ + if (!((stat(dev, &st) == 0) && ((st.st_mode & S_IFMT) == S_IFBLK))) { + while (fdetach(dev) == 0) { + if (chown(dev, uid, gid) == -1) { + err = -1; + local_errno = errno; + } + } + if (err && errmsg) { + (void) snprintf(errstring, MAX_LINELEN, + "failed to chown device %s: %s\n", + dev, strerror(local_errno)); + (*errmsg)(errstring); } - } - if (err && errmsg) { - (void) snprintf(errstring, MAX_LINELEN, - "failed to chown device %s: %s\n", - dev, strerror(local_errno)); - (*errmsg)(errstring); } /* |