Patchwork [2/2] init-install.sh: Verify /sys based files exist before displaying them

login
register
mail settings
Submitter Drew Moseley
Date July 7, 2014, 12:43 a.m.
Message ID <1404693780-11126-2-git-send-email-drew_moseley@mentor.com>
Download mbox | patch
Permalink /patch/75057/
State New
Headers show

Comments

Drew Moseley - July 7, 2014, 12:43 a.m.
Some mmc cards do not have all the data files in /sys/block
populated.  Check for existence before displaying the files
to avoid erroring out of the install process.

Signed-off-by: Drew Moseley <drew_moseley@mentor.com>
---
 meta/recipes-core/initrdscripts/files/init-install.sh | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

Patch

diff --git a/meta/recipes-core/initrdscripts/files/init-install.sh b/meta/recipes-core/initrdscripts/files/init-install.sh
index 0a1141a..486c9f2 100644
--- a/meta/recipes-core/initrdscripts/files/init-install.sh
+++ b/meta/recipes-core/initrdscripts/files/init-install.sh
@@ -46,9 +46,14 @@  for hdname in $hdnamelist; do
 	echo -n "VENDOR="
 	cat /sys/block/$hdname/device/vendor
     fi
-    echo -n "MODEL="
-    cat /sys/block/$hdname/device/model
-    cat /sys/block/$hdname/device/uevent
+    if [ -r /sys/block/$hdname/device/model ]; then
+        echo -n "MODEL="
+        cat /sys/block/$hdname/device/model
+    fi
+    if [ -r /sys/block/$hdname/device/uevent ]; then
+        echo -n "UEVENT="
+        cat /sys/block/$hdname/device/uevent
+    fi
     echo
     # Get user choice
     while true; do