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bcm53xx: sysupgrade: check if new kernel fits partition size

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Signed-off-by: Rafał Miłecki <zajec5@gmail.com>

SVN-Revision: 45547
This commit is contained in:
Rafał Miłecki 2015-04-21 11:21:34 +00:00
parent 457d9caf4d
commit 866fe3895d
1 changed files with 7 additions and 2 deletions
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9
target/linux/bcm53xx/base-files/lib/upgrade/platform.sh
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@ -152,12 +152,17 @@ platform_pre_upgrade() {
echo "Unable to find \"linux\" partition size" echo "Unable to find \"linux\" partition size"
exit 1 exit 1
} }
linux_length=$((0x$linux_length + 28)) linux_length=$((0x$linux_length))
local kernel_length=$(wc -c $dir/kernel | cut -d ' ' -f 1)
[ $kernel_length -gt $linux_length ] && {
echo "New kernel doesn't fit \"linux\" partition."
return
}
rm -f /tmp/null.bin rm -f /tmp/null.bin
rm -f /tmp/kernel.trx rm -f /tmp/kernel.trx
touch /tmp/null.bin touch /tmp/null.bin
otrx create /tmp/kernel.trx \ otrx create /tmp/kernel.trx \
-f $dir/kernel -b $linux_length \ -f $dir/kernel -b $(($linux_length + 28)) \
-f /tmp/null.bin -f /tmp/null.bin
# Prepare UBI image (drop unwanted extra blocks) # Prepare UBI image (drop unwanted extra blocks)