[PATCH] mkfs.minix: fix size detection

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blkdev_get_size returns size in bytes, so BLOCKS has to be
calculated accordingly.
Use stat value for size if device is not a block device.

Signed-off-by: Matthias Koenig <mkoenig@xxxxxxx>
---

 disk-utils/mkfs.minix.c |    9 +++++++--
 1 files changed, 7 insertions(+), 2 deletions(-)


diff --git a/disk-utils/mkfs.minix.c b/disk-utils/mkfs.minix.c
index f97df27..f0c45c4 100644
--- a/disk-utils/mkfs.minix.c
+++ b/disk-utils/mkfs.minix.c
@@ -654,9 +654,14 @@ main(int argc, char ** argv) {
 	    die(_("cannot determine sector size for %s"));
     if (BLOCK_SIZE < sectorsize)
 	    die(_("block size smaller than physical sector size of %s"));
-    if (!BLOCKS && blkdev_get_size(DEV, &BLOCKS) == -1)
-	die(_("cannot determine size of %s"));
+    if (!BLOCKS) {
+	    if (blkdev_get_size(DEV, &BLOCKS) == -1)
+		die(_("cannot determine size of %s"));
+	    BLOCKS /= BLOCK_SIZE;
+    }
   } else if (!S_ISBLK(statbuf.st_mode)) {
+    if (!BLOCKS)
+	    BLOCKS = statbuf.st_size / BLOCK_SIZE;
     check=0;
   } else if (statbuf.st_rdev == 0x0300 || statbuf.st_rdev == 0x0340)
     die(_("will not try to make filesystem on '%s'"));

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