btrfs: simplify kmalloc+copy_from_user to memdup_user

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Use memdup_user rather than duplicating its implementation
This is a little bit restricted to reduce false positives

The semantic patch that makes this report is available
in scripts/coccinelle/api/memdup_user.cocci.

More information about semantic patching is available at
http://coccinelle.lip6.fr/

Signed-off-by: Geyslan G. Bem <geyslan@gmail.com>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
Signed-off-by: Chris Mason <chris.mason@fusionio.com>

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Geyslan G. Bem 2013-10-14 12:18:25 -03:00 • committed by Chris Mason

parent 5ede859b00

commit 229eed4348

1 changed files with 3 additions and 8 deletions

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11

fs/btrfs/ioctl.c

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