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author | Peter Senna Tschudin <peter.senna@gmail.com> | 2012-09-12 17:06:43 +0200 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-09-12 09:43:45 -0700 |
commit | 2e464f00687931eeeab95c90e3796609d0c8ce4c (patch) | |
tree | 07323d6e4281b6208c8004cb0ba8a37f26ea3ff4 /ipc | |
parent | e66fc1fba248738d32f3b64508f9ef1176d9e767 (diff) | |
download | op-kernel-dev-2e464f00687931eeeab95c90e3796609d0c8ce4c.zip op-kernel-dev-2e464f00687931eeeab95c90e3796609d0c8ce4c.tar.gz |
drivers/staging/rtl8192u/r8192U_core.c: Remove useless kfree
Remove useless kfree() and clean up code related to the removal.
The semantic patch that finds this problem is as follows:
(http://coccinelle.lip6.fr/)
// <smpl>
@r exists@
position p1,p2;
expression x;
@@
if (x@p1 == NULL) { ... kfree@p2(x); ... return ...; }
@unchanged exists@
position r.p1,r.p2;
expression e <= r.x,x,e1;
iterator I;
statement S;
@@
if (x@p1 == NULL) { ... when != I(x,...) S
when != e = e1
when != e += e1
when != e -= e1
when != ++e
when != --e
when != e++
when != e--
when != &e
kfree@p2(x); ... return ...; }
@ok depends on unchanged exists@
position any r.p1;
position r.p2;
expression x;
@@
... when != true x@p1 == NULL
kfree@p2(x);
@depends on !ok && unchanged@
position r.p2;
expression x;
@@
*kfree@p2(x);
// </smpl>
Signed-off-by: Peter Senna Tschudin <peter.senna@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'ipc')
0 files changed, 0 insertions, 0 deletions