Author: Julia Lawall <julia@diku.dk> Use !x rather than IS_ERR(x) to test the result of kzalloc. The semantic patch that makes this change is as follows: (http://coccinelle.lip6.fr/) // @@ expression x,E; @@ x = \(kmalloc\|kzalloc\|kcalloc\)(…) … when != x = E – IS_ERR(x) + !x // Signed-off-by: Julia Lawall Signed-off-by: Samuel Ortiz — drivers/mfd/abx500-core.c | 2 …