misc: genwqe: fix uninitialized return value in genwqe_free_sync_sgl()

Function genwqe_free_sync_sgl() returns the value of variable 'rc'. 'rc' is
only set in the error paths, thus initialize it by 0. Coverity CID 1204242.

Signed-off-by: Christian Engelmayer <cengelma@gmx.at>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/misc/genwqe/card_utils.c b/drivers/misc/genwqe/card_utils.c
index d049d271699cac36fd1333e4b0de0c9d02f4827c..5babf4013f4bdb4878cc83ac4bb8b16cf95c0276 100644 (file)
--- a/drivers/misc/genwqe/card_utils.c
+++ b/drivers/misc/genwqe/card_utils.c
@@ -454,7 +454,7 @@ int genwqe_setup_sgl(struct genwqe_dev *cd, struct genwqe_sgl *sgl,
  */
 int genwqe_free_sync_sgl(struct genwqe_dev *cd, struct genwqe_sgl *sgl)
 {
-       int rc;
+       int rc = 0;
        struct pci_dev *pci_dev = cd->pci_dev;
 
        if (sgl->fpage) {