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[NET]: sparse warning fixes

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Fix a bunch of sparse warnings. Mostly about 0 used as
NULL pointer, and shadowed variable declarations.
One notable case was that hash size should have been unsigned.

Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Stephen Hemminger
2007-10-09 01:59:42 -07:00
committed by David S. Miller
parent de83c058af
commit cfcabdcc2d
19 changed files with 52 additions and 54 deletions
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9
net/core/scm.c
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@ -167,7 +167,8 @@ error:
int put_cmsg(struct msghdr * msg, int level, int type, int len, void *data)
{
struct cmsghdr __user *cm = (struct cmsghdr __user *)msg->msg_control;
struct cmsghdr __user *cm
= (__force struct cmsghdr __user *)msg->msg_control;
struct cmsghdr cmhdr;
int cmlen = CMSG_LEN(len);
int err;
@ -202,7 +203,8 @@ out:
void scm_detach_fds(struct msghdr *msg, struct scm_cookie *scm)
{
struct cmsghdr __user *cm = (struct cmsghdr __user*)msg->msg_control;
struct cmsghdr __user *cm
= (__force struct cmsghdr __user*)msg->msg_control;
int fdmax = 0;
int fdnum = scm->fp->count;
@ -222,7 +224,8 @@ void scm_detach_fds(struct msghdr *msg, struct scm_cookie *scm)
if (fdnum < fdmax)
fdmax = fdnum;
for (i=0, cmfptr=(int __user *)CMSG_DATA(cm); i<fdmax; i++, cmfptr++)
for (i=0, cmfptr=(__force int __user *)CMSG_DATA(cm); i<fdmax;
i++, cmfptr++)
{
int new_fd;
err = security_file_receive(fp[i]);