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Commit 56d6d1a7 authored by Manish Ahuja's avatar Manish Ahuja Committed by Paul Mackerras
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[POWERPC] Fix loop with unsigned long counter variable 



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: default avatarManish Ahuja <ahuja@austin.ibm.com>
Signed-off-by: default avatarPaul Mackerras <paulus@samba.org>
parent 77926826

arch/powerpc/mm/lmb.c

+2 −2
Original line number Diff line number Diff line
@@ -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++) {