[PATCH 1/2] powerpc/platforms/cell: Delete an error message for a failed memory allocation in three functions

From: SF Markus Elfring
Date: Thu Oct 05 2017 - 15:36:40 EST


From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Thu, 5 Oct 2017 21:04:30 +0200

Omit extra messages for a memory allocation failure in these functions.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
arch/powerpc/platforms/cell/axon_msi.c | 5 +----
arch/powerpc/platforms/cell/spider-pci.c | 9 ++-------
2 files changed, 3 insertions(+), 11 deletions(-)

diff --git a/arch/powerpc/platforms/cell/axon_msi.c b/arch/powerpc/platforms/cell/axon_msi.c
index 6ea3f248b155..513d13d779b3 100644
--- a/arch/powerpc/platforms/cell/axon_msi.c
+++ b/arch/powerpc/platforms/cell/axon_msi.c
@@ -343,11 +343,8 @@ static int axon_msi_probe(struct platform_device *device)
pr_devel("axon_msi: setting up dn %pOF\n", dn);

msic = kzalloc(sizeof(struct axon_msic), GFP_KERNEL);
- if (!msic) {
- printk(KERN_ERR "axon_msi: couldn't allocate msic for %pOF\n",
- dn);
+ if (!msic)
goto out;
- }

dcr_base = dcr_resource_start(dn, 0);
dcr_len = dcr_resource_len(dn, 0);
diff --git a/arch/powerpc/platforms/cell/spider-pci.c b/arch/powerpc/platforms/cell/spider-pci.c
index d1e61e273e64..0a9f00563144 100644
--- a/arch/powerpc/platforms/cell/spider-pci.c
+++ b/arch/powerpc/platforms/cell/spider-pci.c
@@ -104,10 +104,8 @@ static int __init spiderpci_pci_setup_chip(struct pci_controller *phb,
* Celleb does not have this problem, because it has only one XDR.
*/
dummy_page_va = kmalloc(PAGE_SIZE, GFP_KERNEL);
- if (!dummy_page_va) {
- pr_err("SPIDERPCI-IOWA:Alloc dummy_page_va failed.\n");
+ if (!dummy_page_va)
return -1;
- }

dummy_page_da = dma_map_single(phb->parent, dummy_page_va,
PAGE_SIZE, DMA_FROM_DEVICE);
@@ -134,11 +132,8 @@ int __init spiderpci_iowa_init(struct iowa_bus *bus, void *data)
np);

priv = kzalloc(sizeof(struct spiderpci_iowa_private), GFP_KERNEL);
- if (!priv) {
- pr_err("SPIDERPCI-IOWA:"
- "Can't allocate struct spiderpci_iowa_private");
+ if (!priv)
return -1;
- }

if (of_address_to_resource(np, 0, &r)) {
pr_err("SPIDERPCI-IOWA:Can't get resource.\n");
--
2.14.2