┌({1.72})─[~/Desktop]─
└(21:18:30)-(firewall@firewall) $ sudo fsck -a /dev/sdc1
fsck from util-linux 2.20.1
dosfsck 3.0.12, 29 Oct 2011, FAT32, LFN
Free cluster summary uninitialized (should be 976991)
  Auto-setting.
Performing changes.
/dev/sdc1: 0 files, 1/976992 clusters
Writing 8 bytes at 1000 failed: Operation not permitted