Messages in this thread Patch in this message | | | From | Jia-Ju Bai <> | Subject | [PATCH] media: pci: cobalt: Replace GFP_ATOMIC with GFP_KERNEL in cobalt_probe() | Date | Fri, 27 Jul 2018 11:07:04 +0800 |
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cobalt_probe() is never called in atomic context. It calls kzalloc() with GFP_ATOMIC, which is not necessary. GFP_ATOMIC can be replaced with GFP_KERNEL.
This is found by a static analysis tool named DCNS written by myself.
Signed-off-by: Jia-Ju Bai <baijiaju1990@gmail.com> --- drivers/media/pci/cobalt/cobalt-driver.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/media/pci/cobalt/cobalt-driver.c b/drivers/media/pci/cobalt/cobalt-driver.c index c8b1a6206c65..4885e833c052 100644 --- a/drivers/media/pci/cobalt/cobalt-driver.c +++ b/drivers/media/pci/cobalt/cobalt-driver.c @@ -670,7 +670,7 @@ static int cobalt_probe(struct pci_dev *pci_dev, /* FIXME - module parameter arrays constrain max instances */ i = atomic_inc_return(&cobalt_instance) - 1; - cobalt = kzalloc(sizeof(struct cobalt), GFP_ATOMIC); + cobalt = kzalloc(sizeof(struct cobalt), GFP_KERNEL); if (cobalt == NULL) return -ENOMEM; cobalt->pci_dev = pci_dev; -- 2.17.0
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