diff options
Diffstat (limited to 'util-linux/volume_id/volume_id.c')
-rw-r--r-- | util-linux/volume_id/volume_id.c | 42 |
1 files changed, 24 insertions, 18 deletions
diff --git a/util-linux/volume_id/volume_id.c b/util-linux/volume_id/volume_id.c index 6852a8203..1acd90596 100644 --- a/util-linux/volume_id/volume_id.c +++ b/util-linux/volume_id/volume_id.c @@ -45,8 +45,8 @@ #define ENABLE_FEATURE_VOLUMEID_UFS 0 -typedef int (*raid_probe_fptr)(struct volume_id *id, uint64_t off, uint64_t size); -typedef int (*probe_fptr)(struct volume_id *id, uint64_t off); +typedef int (*raid_probe_fptr)(struct volume_id *id, /*uint64_t off,*/ uint64_t size); +typedef int (*probe_fptr)(struct volume_id *id /*, uint64_t off*/); static const raid_probe_fptr raid1[] = { #if ENABLE_FEATURE_VOLUMEID_LINUXRAID @@ -150,43 +150,49 @@ static const probe_fptr fs2[] = { #endif }; -int volume_id_probe_all(struct volume_id *id, uint64_t off, uint64_t size) +int volume_id_probe_all(struct volume_id *id, /*uint64_t off,*/ uint64_t size) { unsigned i; - if (id == NULL) - return -EINVAL; - /* probe for raid first, cause fs probes may be successful on raid members */ if (size) { - for (i = 0; i < ARRAY_SIZE(raid1); i++) - if (raid1[i](id, off, size) == 0) + for (i = 0; i < ARRAY_SIZE(raid1); i++) { + if (raid1[i](id, /*off,*/ size) == 0) + goto ret; + if (id->error) goto ret; + } } - for (i = 0; i < ARRAY_SIZE(raid2); i++) - if (raid2[i](id, off) == 0) + for (i = 0; i < ARRAY_SIZE(raid2); i++) { + if (raid2[i](id /*,off*/) == 0) goto ret; + if (id->error) + goto ret; + } /* signature in the first block, only small buffer needed */ - for (i = 0; i < ARRAY_SIZE(fs1); i++) - if (fs1[i](id, off) == 0) + for (i = 0; i < ARRAY_SIZE(fs1); i++) { + if (fs1[i](id /*,off*/) == 0) goto ret; + if (id->error) + goto ret; + } /* fill buffer with maximum */ volume_id_get_buffer(id, 0, SB_BUFFER_SIZE); - for (i = 0; i < ARRAY_SIZE(fs2); i++) - if (fs2[i](id, off) == 0) + for (i = 0; i < ARRAY_SIZE(fs2); i++) { + if (fs2[i](id /*,off*/) == 0) goto ret; - return -1; + if (id->error) + goto ret; + } ret: - /* If the filestystem in recognized, we free the allocated buffers, - otherwise they will stay in place for the possible next probe call */ volume_id_free_buffer(id); + return (- id->error); /* 0 or -1 */ - return 0; } /* open volume by device node */ |