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

Signed-off-by: Catalin Marinas <catalin.marinas@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 4 insertions, 1 deletions

diff --git a/arch/i386/kernel/setup.c b/arch/i386/kernel/setup.c
index 7864395c1441..f1682206d304 100644
--- a/arch/i386/kernel/setup.c
+++ b/arch/i386/kernel/setup.c
@@ -1327,7 +1327,10 @@ legacy_init_iomem_resources(struct resource *code_resource, struct resource *dat
                 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,