The (1ull << mem_log) is never greater than mem unless mem_log++;
Signed-off-by: Kevin Hao <haoke...@gmail.com>
---
arch/powerpc/sysdev/fsl_pci.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/powerpc/sysdev/fsl_pci.c b/arch/powerpc/sysdev/fsl_pci.c
index 028ac1f..3833c8f 100644
--- a/arch/powerpc/sysdev/fsl_pci.c
+++ b/arch/powerpc/sysdev/fsl_pci.c
@@ -305,10 +305,10 @@ static void setup_pci_atmu(struct pci_controller *hose)
if (early_find_capability(hose, 0, 0, PCI_CAP_ID_EXP)) {
/* Size window to exact size if power-of-two or one size up */
if ((1ull << mem_log) != mem) {
+ mem_log++;
if ((1ull << mem_log) > mem)
pr_info("%s: Setting PCI inbound window "
"greater than memory size\n", name);
- mem_log++;
}
piwar |= ((mem_log - 1) & PIWAR_SZ_MASK);
--
1.8.1.4
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