[PATCH 1/1] ACPI/resource.c: Fixing memory leak for reg

[Maninder Singh]

static analysis gives memory leak error for reg:-
[drivers/acpi/resource.c:663]: (error) Memory leak: reg

Thus to prevent this allocate memory for reg after
request_range error checking.

Signed-off-by: Maninder Singh <maninder...@samsung.com>
Reviewed-by: Akhilesh Kumar <akhiles...@samsung.com>
---
 drivers/acpi/resource.c |    8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c
index fcb7807..f942b70 100644
--- a/drivers/acpi/resource.c
+++ b/drivers/acpi/resource.c
@@ -655,14 +655,14 @@ static int add_region_before(u64 start, u64 end, u8 
space_id,
        struct reserved_region *reg;
        int error;
 
-       reg = kmalloc(sizeof(*reg), GFP_KERNEL);
-       if (!reg)
-               return -ENOMEM;
-
        error = request_range(start, end, space_id, flags, desc);
        if (error)
                return error;
 
+       reg = kmalloc(sizeof(*reg), GFP_KERNEL);
+       if (!reg)
+               return -ENOMEM;
+
        reg->start = start;
        reg->end = end;
        list_add_tail(&reg->node, head);
-- 
1.7.9.5

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