[PATCH] Fix a memory leak in the i386 setup code

[Catalin Marinas <catalin.marinas@gmail.com>]

From: Catalin Marinas <catalin.marinas@gmail.com>

Signed-off-by: Catalin Marinas <catalin.marinas@gmail.com>
---

 arch/i386/kernel/setup.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/arch/i386/kernel/setup.c b/arch/i386/kernel/setup.c
index 08c00d2..d32d264 100644
--- a/arch/i386/kernel/setup.c
+++ b/arch/i386/kernel/setup.c
@@ -1327,7 +1327,10 @@ #endif
 		res->start = e820.map[i].addr;
 		res->end = res->start + e820.map[i].size - 1;
 		res->flags = IORESOURCE_MEM | IORESOURCE_BUSY;
-		request_resource(&iomem_resource, res);
+		if (request_resource(&iomem_resource, res)) {
+			kfree(res);
+			continue;
+		}
 		if (e820.map[i].type == E820_RAM) {
 			/*
 			 *  We don't know which RAM region contains kernel data,
-
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