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(parent: 2421348) | patch
ext4: Prevent creation of files larger than RLIMIT_FSIZE using fallocate
authorNikanth Karthikesan <knikanth@suse.de>
Mon, 31 May 2010 02:49:57 +0000 (22:49 -0400)
committerGreg Kroah-Hartman <gregkh@suse.de>
Mon, 2 Aug 2010 17:21:21 +0000 (10:21 -0700)
commit0a27a9e513fa9a229745fe94e42b020f66a7ec10
treea40876a3a8f9550b5d5802e97c1e7bccd1071485tree | snapshot
parent2421348fe2154e9ddadf25794d19833649790db5commit | diff
ext4: Prevent creation of files larger than RLIMIT_FSIZE using fallocate

commit 6d19c42b7cf81c39632b6d4dbc514e8449bcd346 upstream (as of v2.6.34-git13)

Currently using posix_fallocate one can bypass an RLIMIT_FSIZE limit
and create a file larger than the limit. Add a check for that.

Signed-off-by: Nikanth Karthikesan <knikanth@suse.de>
Signed-off-by: Amit Arora <aarora@in.ibm.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
fs/ext4/extents.c diff | blob | history
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