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| author | Rafał Miłecki <zajec5@gmail.com> | 2015-04-21 11:21:34 +0000 |
|---|---|---|
| committer | Rafał Miłecki <zajec5@gmail.com> | 2015-04-21 11:21:34 +0000 |
| commit | 866fe3895da77b96999c77bbb7d23737fd93d34e (patch) | |
| tree | 3e38e48302c3440d5db6d8dacbd513274702896b | |
| parent | 457d9caf4db7e28eb50a4a46f456373d463de394 (diff) | |
| download | upstream-866fe3895da77b96999c77bbb7d23737fd93d34e.tar.gz upstream-866fe3895da77b96999c77bbb7d23737fd93d34e.tar.bz2 upstream-866fe3895da77b96999c77bbb7d23737fd93d34e.zip | |
bcm53xx: sysupgrade: check if new kernel fits partition size
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
SVN-Revision: 45547
| -rw-r--r-- | target/linux/bcm53xx/base-files/lib/upgrade/platform.sh | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/target/linux/bcm53xx/base-files/lib/upgrade/platform.sh b/target/linux/bcm53xx/base-files/lib/upgrade/platform.sh index e53c2513d2..88629549dc 100644 --- a/target/linux/bcm53xx/base-files/lib/upgrade/platform.sh +++ b/target/linux/bcm53xx/base-files/lib/upgrade/platform.sh @@ -152,12 +152,17 @@ platform_pre_upgrade() { echo "Unable to find \"linux\" partition size" 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/kernel.trx touch /tmp/null.bin otrx create /tmp/kernel.trx \ - -f $dir/kernel -b $linux_length \ + -f $dir/kernel -b $(($linux_length + 28)) \ -f /tmp/null.bin # Prepare UBI image (drop unwanted extra blocks) |