Commit-ID:  46b9b7135332d1e2c54e853108a5088ab28f2165
Gitweb:     http://git.kernel.org/tip/46b9b7135332d1e2c54e853108a5088ab28f2165
Author:     Ivan Hu <[email protected]>
AuthorDate: Tue, 18 Oct 2016 15:33:14 +0100
Committer:  Ingo Molnar <[email protected]>
CommitDate: Tue, 18 Oct 2016 17:11:17 +0200

efi/efi_test: Fix uninitialized variable 'datasize'

Fix minor issue found by CoverityScan:

  CID 1358931 (#1 of 1): Uninitialized scalar variable (UNINIT)9.
  uninit_use: Using uninitialized value datasize.
  199        prev_datasize = datasize;
  200        status = efi.get_variable(name, vd, at, dz, data);

Signed-off-by: Ivan Hu <[email protected]>
Signed-off-by: Matt Fleming <[email protected]>
Cc: Ard Biesheuvel <[email protected]>
Cc: Ivan Khoronzhuk <[email protected]>
Cc: Linus Torvalds <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Thomas Gleixner <[email protected]>
Cc: [email protected]
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Ingo Molnar <[email protected]>
---
 drivers/firmware/efi/test/efi_test.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/firmware/efi/test/efi_test.c 
b/drivers/firmware/efi/test/efi_test.c
index ae51268..348efc9 100644
--- a/drivers/firmware/efi/test/efi_test.c
+++ b/drivers/firmware/efi/test/efi_test.c
@@ -155,7 +155,7 @@ static long efi_runtime_get_variable(unsigned long arg)
 {
        struct efi_getvariable __user *getvariable_user;
        struct efi_getvariable getvariable;
-       unsigned long datasize, prev_datasize, *dz;
+       unsigned long datasize = 0, prev_datasize, *dz;
        efi_guid_t vendor_guid, *vd = NULL;
        efi_status_t status;
        efi_char16_t *name = NULL;

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