ata-secure-erase: improve terminal output

1 files changed, 5 insertions, 3 deletions

diff --git a/bin/ata-secure-erase b/bin/ata-secure-erase
index c47f5092..17ec49b7 100755
--- a/bin/ata-secure-erase
+++ b/bin/ata-secure-erase
@@ -22,7 +22,7 @@ set -x
 device=""
 
 ! test -z "$device"
-mount | grep -v "$device"
+mount | grep -qv "$device"
 
 # sudo scrub "$device" # in case the ATA secure erase actually just
 #                      # bricks the device, first erase the device
@@ -37,9 +37,11 @@ mount | grep -v "$device"
 sudo hdparm -I "$device" | grep "not	frozen"
 
 sudo hdparm --user-master u --security-set-pass Eins "$device"
-sudo hdparm -I "$device" | grep -v "not	enabled"
+sudo hdparm -I "$device" | grep -qv "not	enabled"
 
 # drive may not support --security-erase-enhanced and so might need to
 # change following line to use --security-erase
+date
 sudo time hdparm --user-master u --security-erase-enhanced Eins "$device"
-sudo hdparm -I "$device" | grep "not	enabled"
+sudo hdparm -I "$device" | grep -q "not	enabled"
+date