diff options
Diffstat (limited to '')
-rw-r--r-- | mdopen.c | 17 |
1 files changed, 17 insertions, 0 deletions
@@ -475,6 +475,23 @@ int open_mddev(char *dev, int report_errors) return mdfd; } +/** + * is_mddev() - check that file name passed is an md device. + * @dev: file name that has to be checked. + * Return: 1 if file passed is an md device, 0 if not. + */ +int is_mddev(char *dev) +{ + int fd = open_mddev(dev, 1); + + if (fd >= 0) { + close(fd); + return 1; + } + + return 0; +} + char *find_free_devnm(int use_partitions) { static char devnm[32]; |