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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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net/sched/cls_u32.c
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@@ -592,7 +592,7 @@ static int u32_change(struct tcf_proto *tp, unsigned long base, u32 handle,
} else
handle = gen_new_kid(ht, htid);
if (tb[TCA_U32_SEL-1] == 0 ||
if (tb[TCA_U32_SEL-1] == NULL ||
RTA_PAYLOAD(tb[TCA_U32_SEL-1]) < sizeof(struct tc_u32_sel))
return -EINVAL;