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authorCong Ding <dinggnu@gmail.com>2013-01-17 03:28:43 +0000
committerDavid S. Miller <davem@davemloft.net>2013-01-21 14:33:00 -0800
commit04cef49e84d4e2ddf739cd92f98e938cbab347a5 (patch)
treec6dfaf087f778e197847ba6b85c7ed86f94d21fb
parent9a9284153d965a57edc7162a8e57c14c97f3a935 (diff)
downloadop-kernel-dev-04cef49e84d4e2ddf739cd92f98e938cbab347a5.zip
op-kernel-dev-04cef49e84d4e2ddf739cd92f98e938cbab347a5.tar.gz
sparc: kernel/sbus.c: fix memory leakage
The variable iommu and strbuf are not freed properly if it goes to error. Signed-off-by: Cong Ding <dinggnu@gmail.com> Reviewed-by: Richard Mortimer <richm@oldelvet.org.uk> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--arch/sparc/kernel/sbus.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/sparc/kernel/sbus.c b/arch/sparc/kernel/sbus.c
index 1271b3a..be5bdf9 100644
--- a/arch/sparc/kernel/sbus.c
+++ b/arch/sparc/kernel/sbus.c
@@ -554,10 +554,8 @@ static void __init sbus_iommu_init(struct platform_device *op)
regs = pr->phys_addr;
iommu = kzalloc(sizeof(*iommu), GFP_ATOMIC);
- if (!iommu)
- goto fatal_memory_error;
strbuf = kzalloc(sizeof(*strbuf), GFP_ATOMIC);
- if (!strbuf)
+ if (!iommu || !strbuf)
goto fatal_memory_error;
op->dev.archdata.iommu = iommu;
@@ -656,6 +654,8 @@ static void __init sbus_iommu_init(struct platform_device *op)
return;
fatal_memory_error:
+ kfree(iommu);
+ kfree(strbuf);
prom_printf("sbus_iommu_init: Fatal memory allocation error.\n");
}
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