diff --git a/src/analyse.c b/src/analyse.c
index 874c8f7e..9201738c 100644
--- a/src/analyse.c
+++ b/src/analyse.c
@@ -418,7 +418,7 @@ int check_linux(disk_t *disk, partition_t *partition, const int verbose)
       check_cramfs(disk, partition, verbose)==0 ||
       check_xfs(disk, partition, verbose)==0 ||
       check_LUKS(disk, partition)==0 ||
-      check_btrfs(disk, partition, verbose)==0 ||
+      check_btrfs(disk, partition)==0 ||
       check_gfs2(disk, partition)==0)
     return 0;
   return 1;
diff --git a/src/btrfs.c b/src/btrfs.c
index d99b8f49..911f0c0d 100644
--- a/src/btrfs.c
+++ b/src/btrfs.c
@@ -37,10 +37,21 @@
 #include "log.h"
 #include "guid_cpy.h"
 
-static int set_btrfs_info(const struct btrfs_super_block *sb, partition_t *partition, const int verbose);
 static int test_btrfs(const struct btrfs_super_block *sb, partition_t *partition);
 
-int check_btrfs(disk_t *disk_car,partition_t *partition,const int verbose)
+static int set_btrfs_info(const struct btrfs_super_block *sb, partition_t *partition)
+{
+  set_part_name(partition, sb->label, sizeof(partition->partname));
+  strncpy(partition->info,"btrfs",sizeof(partition->info));
+  if(le64(sb->bytenr)!=partition->part_offset + BTRFS_SUPER_INFO_OFFSET)
+  {
+    strcat(partition->info," Backup superblock");
+  }
+  /* last mounted => date */
+  return 0;
+}
+
+int check_btrfs(disk_t *disk_car,partition_t *partition)
 {
   unsigned char *buffer=(unsigned char*)MALLOC(BTRFS_SUPER_INFO_SIZE);
   if(disk_car->pread(disk_car, buffer, BTRFS_SUPER_INFO_SIZE, partition->part_offset + BTRFS_SUPER_INFO_OFFSET) != BTRFS_SUPER_INFO_SIZE)
@@ -53,23 +64,11 @@ int check_btrfs(disk_t *disk_car,partition_t *partition,const int verbose)
     free(buffer);
     return 1;
   }
-  set_btrfs_info((struct btrfs_super_block*)buffer, partition, verbose);
+  set_btrfs_info((struct btrfs_super_block*)buffer, partition);
   free(buffer);
   return 0;
 }
 
-static int set_btrfs_info(const struct btrfs_super_block *sb, partition_t *partition, const int verbose)
-{
-  set_part_name(partition, sb->label, sizeof(partition->partname));
-  strncpy(partition->info,"btrfs",sizeof(partition->info));
-  if(le64(sb->bytenr)!=partition->part_offset + BTRFS_SUPER_INFO_OFFSET)
-  {
-    strcat(partition->info," Backup superblock");
-  }
-  /* last mounted => date */
-  return 0;
-}
-
 /*
 Primary superblock is at 1024 (SUPERBLOCK_OFFSET)
 Group 0 begin at s_first_data_block
@@ -89,7 +88,7 @@ int recover_btrfs(disk_t *disk, const struct btrfs_super_block *sb, partition_t
   }
   if(partition==NULL)
     return 0;
-  set_btrfs_info(sb, partition, verbose);
+  set_btrfs_info(sb, partition);
   partition->part_type_i386=P_LINUX;
   partition->part_type_mac=PMAC_LINUX;
   partition->part_type_sun=PSUN_LINUX;
diff --git a/src/btrfs.h b/src/btrfs.h
index 04af24f3..26fb20eb 100644
--- a/src/btrfs.h
+++ b/src/btrfs.h
@@ -138,7 +138,7 @@ struct btrfs_super_block {
 	uint8_t sys_chunk_array[BTRFS_SYSTEM_CHUNK_ARRAY_SIZE];
 } __attribute__ ((__packed__));
 
-int check_btrfs(disk_t *disk_car,partition_t *partition,const int verbose);
+int check_btrfs(disk_t *disk_car,partition_t *partition);
 int recover_btrfs(disk_t *disk_car, const struct btrfs_super_block *sb,partition_t *partition,const int verbose, const int dump_ind);
 
 #ifdef __cplusplus
diff --git a/src/iso.c b/src/iso.c
index 7f15d63c..da29d31c 100644
--- a/src/iso.c
+++ b/src/iso.c
@@ -80,7 +80,7 @@ static int set_ISO_info(const struct iso_primary_descriptor *iso, partition_t *p
   return 0;
 }
 
-int recover_ISO(disk_t *disk_car, const struct iso_primary_descriptor *iso, partition_t *partition, const int verbose, const int dump_ind)
+int recover_ISO(const struct iso_primary_descriptor *iso, partition_t *partition)
 {
   if(test_ISO(iso, partition)!=0)
     return 1;
diff --git a/src/iso.h b/src/iso.h
index a9033f14..3567a92a 100644
--- a/src/iso.h
+++ b/src/iso.h
@@ -23,8 +23,7 @@
 extern "C" {
 #endif
 int check_ISO(disk_t *disk_car, partition_t *partition);
-int recover_ISO(disk_t *disk_car, const struct iso_primary_descriptor *iso, partition_t *partition, const int verbose, const int dump_ind);
-
+int recover_ISO(const struct iso_primary_descriptor *iso, partition_t *partition);
 #ifdef __cplusplus
 } /* closing brace for extern "C" */
 #endif
diff --git a/src/partnone.c b/src/partnone.c
index badce65b..6c49e06b 100644
--- a/src/partnone.c
+++ b/src/partnone.c
@@ -222,7 +222,7 @@ static list_part_t *read_part_none(disk_t *disk, const int verbose, const int sa
       res=search_type_64(buffer_disk, disk, partition,verbose,0);
   }
   if(res<=0)
-    res=(recover_ISO(disk, (const struct iso_primary_descriptor*)(buffer_disk+0x200), partition, verbose, 0)==0);
+    res=(recover_ISO((const struct iso_primary_descriptor*)(buffer_disk+0x200), partition)==0);
   if(res<=0)
   {
   /* 64k offset */
@@ -332,7 +332,7 @@ static int check_part_none(disk_t *disk_car,const int verbose,partition_t *parti
       ret=check_BeFS(disk_car,partition);
       break;
     case UP_BTRFS:
-      ret=check_btrfs(disk_car, partition, verbose);
+      ret=check_btrfs(disk_car, partition);
       break;
     case UP_CRAMFS:
       ret=check_cramfs(disk_car,partition,verbose);