Re: [PATCH] misc: genwqe: fix uninitialized return value in genwqe_free_sync_sgl()

From: Frank Haverkamp
Date: Wed May 28 2014 - 13:06:57 EST


Hi Christian,

thanks for the contribution to our driver.

Am Dienstag, den 13.05.2014, 22:47 +0200 schrieb Christian Engelmayer:
> 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@xxxxxx>
> ---
> Compile tested and applies against branch char-misc-next of tree
> git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc.git
> ---
> drivers/misc/genwqe/card_utils.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/misc/genwqe/card_utils.c b/drivers/misc/genwqe/card_utils.c
> index d049d27..5babf40 100644
> --- 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) {

Acked-by: Frank Haverkamp <haver@xxxxxxxxxxxxxxxxxx>

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