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[POWERPC] Fix loop with unsigned long counter variable

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This fixes a possible infinite loop when the unsigned long counter "i"
is used in lmb_add_region() in the following for loop:

for (i = rgn->cnt-1; i >= 0; i--)

by making the loop counter "i" be signed.

Signed-off-by: Manish Ahuja <ahuja@austin.ibm.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>
This commit is contained in:
Manish Ahuja 2007-07-10 05:03:45 +10:00 committed by Paul Mackerras
parent 77926826f3
commit 56d6d1a73d
1 changed files with 2 additions and 2 deletions
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4
arch/powerpc/mm/lmb.c
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@ -138,8 +138,8 @@ void __init lmb_analyze(void)
static long __init lmb_add_region(struct lmb_region *rgn, unsigned long base,
unsigned long size)
{
unsigned long i, coalesced = 0;
long adjacent;
unsigned long coalesced = 0;
long adjacent, i;
/* First try and coalesce this LMB with another. */
for (i=0; i < rgn->cnt; i++) {