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authorGeorge Cherian <george.cherian@cavium.com>2017-02-14 09:23:17 +0000
committerHerbert Xu <herbert@gondor.apana.org.au>2017-02-15 13:23:50 +0800
commit6ecb7d62bf8ef34325fa55e8cf167610ed7abe83 (patch)
treeebf1824341ff1e9660c89c80278b294297038dde /drivers/crypto
parent36b05efc1b5b62054232d5b8453782ee7ca4efaa (diff)
downloadlinux-6ecb7d62bf8ef34325fa55e8cf167610ed7abe83.tar.bz2
crypto: cavium - 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@oracle.com> Signed-off-by: George Cherian <george.cherian@cavium.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto')
-rw-r--r--drivers/crypto/cavium/cpt/cptpf_mbox.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/crypto/cavium/cpt/cptpf_mbox.c b/drivers/crypto/cavium/cpt/cptpf_mbox.c
index 5818b415e814..20f2c6ee46a5 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