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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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6
net/ipv4/ip_sockglue.c
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@@ -659,7 +659,7 @@ static int do_ip_setsockopt(struct sock *sk, int level,
break;
}
msf = kmalloc(optlen, GFP_KERNEL);
if (msf == 0) {
if (!msf) {
err = -ENOBUFS;
break;
}
@@ -816,7 +816,7 @@ static int do_ip_setsockopt(struct sock *sk, int level,
break;
}
gsf = kmalloc(optlen,GFP_KERNEL);
if (gsf == 0) {
if (!gsf) {
err = -ENOBUFS;
break;
}
@@ -836,7 +836,7 @@ static int do_ip_setsockopt(struct sock *sk, int level,
}
msize = IP_MSFILTER_SIZE(gsf->gf_numsrc);
msf = kmalloc(msize,GFP_KERNEL);
if (msf == 0) {
if (!msf) {
err = -ENOBUFS;
goto mc_msf_out;
}