From: Andi Kleen Date: Mon, 3 Sep 2012 20:15:36 +0000 (+0200) Subject: ath6kl: fix uninitialized variable in ath6kl_sdio_enable_scatter() X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=527f6570300980251e818e80865b437eefb4e5d3;p=deliverable%2Flinux.git ath6kl: fix uninitialized variable in ath6kl_sdio_enable_scatter() gcc 4.8 warns /backup/lsrc/git/linux-lto-2.6/drivers/net/wireless/ath/ath6kl/sdio.c: In function 'ath6kl_sdio_enable_scatter': /backup/lsrc/git/linux-lto-2.6/drivers/net/wireless/ath/ath6kl/sdio.c:748:16: warning: 'ret' may be used uninitialized in this function [-Wmaybe-uninitialized] if (virt_scat || ret) { ^ The variable can indeed be uninitialized when the previous if branch is skipped. I just set it to zero for now. I'm not fully sure the fix is correct, maybe the || should be an && ? Signed-off-by: Andi Kleen Signed-off-by: Kalle Valo --- diff --git a/drivers/net/wireless/ath/ath6kl/sdio.c b/drivers/net/wireless/ath/ath6kl/sdio.c index a72a4d02a4c8..d111980d44c0 100644 --- a/drivers/net/wireless/ath/ath6kl/sdio.c +++ b/drivers/net/wireless/ath/ath6kl/sdio.c @@ -709,7 +709,7 @@ static int ath6kl_sdio_enable_scatter(struct ath6kl *ar) { struct ath6kl_sdio *ar_sdio = ath6kl_sdio_priv(ar); struct htc_target *target = ar->htc_target; - int ret; + int ret = 0; bool virt_scat = false; if (ar_sdio->scatter_enabled)