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(parent: 83d5f32) | patch
staging:iio:impedance:ad5933: correct error check
authorJulia Lawall <Julia.Lawall@lip6.fr>
Wed, 1 Jan 2014 13:07:00 +0000 (13:07 +0000)
committerJonathan Cameron <jic23@kernel.org>
Wed, 1 Jan 2014 12:19:17 +0000 (12:19 +0000)
commite9ed104de68c345c9a827225e93c74c6894613a9
tree14f5bfdfbcc0a9b389cd1a8b22cf54462ba74320tree | snapshot (tar.gz zip)
parent83d5f3246fc05a629278240c09688fd9960b97dbcommit | diff
staging:iio:impedance:ad5933: correct error check

iio_kfifo_allocate returns NULL in case of error.

The semantic match that finds this problem is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@
expression *x;
identifier f;
statement S1,S2;
@@

*x = f(...);
 if (x) { <+... when != if (...) S1 else S2
     -ENOMEM ...+> }
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
cc: stable@vger.kernel.org
drivers/staging/iio/impedance-analyzer/ad5933.c diff | blob | blame | history