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Date: Tue, 14 Feb 2017 09:23:17 +0000 From: George Cherian <george.cherian@...ium.com> To: herbert@...dor.apana.org.au, davem@...emloft.net, dan.carpenter@...cle.com Cc: linux-kernel@...r.kernel.org, linux-crypto@...r.kernel.org, George Cherian <george.cherian@...ium.com> Subject: [PATCH] drivers: crypto: cpt: cpt_bind_vq_to_grp could return an error code cpt_bind_vq_to_grp() could return an error code. However, it currently returns a u8. This produce the static checker warning. drivers/crypto/cavium/cpt/cptpf_mbox.c:70 cpt_bind_vq_to_grp() warn: signedness bug returning '(-22)' Reported-by: Dan Carpenter <dan.carpenter@...cle.com> Signed-off-by: George Cherian <george.cherian@...ium.com> --- drivers/crypto/cavium/cpt/cptpf_mbox.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/crypto/cavium/cpt/cptpf_mbox.c b/drivers/crypto/cavium/cpt/cptpf_mbox.c index 5818b41..20f2c6e 100644 --- a/drivers/crypto/cavium/cpt/cptpf_mbox.c +++ b/drivers/crypto/cavium/cpt/cptpf_mbox.c @@ -59,7 +59,7 @@ static void cpt_cfg_vq_priority(struct cpt_device *cpt, int vf, u32 pri) cpt_write_csr64(cpt->reg_base, CPTX_PF_QX_CTL(0, vf), pf_qx_ctl.u); } -static u8 cpt_bind_vq_to_grp(struct cpt_device *cpt, u8 q, u8 grp) +static int cpt_bind_vq_to_grp(struct cpt_device *cpt, u8 q, u8 grp) { struct microcode *mcode = cpt->mcode; union cptx_pf_qx_ctl pf_qx_ctl; @@ -90,7 +90,7 @@ static void cpt_handle_mbox_intr(struct cpt_device *cpt, int vf) { struct cpt_vf_info *vfx = &cpt->vfinfo[vf]; struct cpt_mbox mbx = {}; - u8 vftype; + int vftype; struct device *dev = &cpt->pdev->dev; /* * MBOX[0] contains msg -- 2.1.4
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