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Commit aec51758 authored by Jerry Lee's avatar Jerry Lee Committed by Theodore Ts'o
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ext4: fix overflow caused by missing cast in ext4_resize_fs()



On a 32-bit platform, the value of n_blcoks_count may be wrong during
the file system is resized to size larger than 2^32 blocks.  This may
caused the superblock being corrupted with zero blocks count.

Fixes: 1c6bd717
Signed-off-by: default avatarJerry Lee <jerrylee@qnap.com>
Signed-off-by: default avatarTheodore Ts'o <tytso@mit.edu>
Cc: stable@vger.kernel.org # 3.7+
parent c03b45b8
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