ext4: verify group number in verify_group_input() before using it

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Check the group number for sanity earilier, before calling routines
such as ext4_bg_has_super() or ext4_group_overhead_blocks().

Reported-by: Jonathan Salwan <jonathan.salwan@gmail.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>

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Theodore Ts'o 2013-06-06 11:14:31 -04:00

parent a1d8d9a757

commit b302ef2d3c

1 changed files with 11 additions and 6 deletions

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fs/ext4/resize.c

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