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Commit d85ddd83 authored by Julia Lawall's avatar Julia Lawall Committed by Roland Dreier
Browse files

RDMA/nes: Pass correct size to ioremap_nocache() 

The size argument to ioremap_nocache should be the size of desired
information, not the pointer to it.

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

)

// <smpl>
@expression@
expression *x;
@@

x =
 <+...
*sizeof(x)
...+>// </smpl>

Signed-off-by: default avatarJulia Lawall <julia@diku.dk>
Acked-by: default avatarChien Tung <chien.tin.tung@intel.com>
Signed-off-by: default avatarRoland Dreier <rolandd@cisco.com>
parent fa6c87d5

drivers/infiniband/hw/nes/nes.c

+2 −1
Original line number Diff line number Diff line
@@ -521,7 +521,8 @@ static int __devinit nes_probe(struct pci_dev *pcidev, const struct pci_device_i 
	spin_lock_init(&nesdev->indexed_regs_lock);



	/* Remap the PCI registers in adapter BAR0 to kernel VA space */

	mmio_regs = ioremap_nocache(pci_resource_start(pcidev, BAR_0), sizeof(mmio_regs));

	mmio_regs = ioremap_nocache(pci_resource_start(pcidev, BAR_0),

				    pci_resource_len(pcidev, BAR_0));

	if (mmio_regs == NULL) {

		printk(KERN_ERR PFX "Unable to remap BAR0\n");

		ret = -EIO;