From: Qinglang Miao <[email protected]>

[ Upstream commit 2673ecf9586551c5bcee499c1cc1949f6f7cc9a1 ]

Add the missing iounmap() of iounmap(mips_gcr_base) before
return from mips_cm_probe() in the error handling case.

Signed-off-by: Qinglang Miao <[email protected]>
Signed-off-by: Thomas Bogendoerfer <[email protected]>
Signed-off-by: Sasha Levin <[email protected]>
---
 arch/mips/kernel/mips-cm.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/mips/kernel/mips-cm.c b/arch/mips/kernel/mips-cm.c
index 50d3d74001cbe..aedd353b9b925 100644
--- a/arch/mips/kernel/mips-cm.c
+++ b/arch/mips/kernel/mips-cm.c
@@ -228,6 +228,7 @@ int mips_cm_probe(void)
        if ((base_reg & CM_GCR_BASE_GCRBASE) != addr) {
                pr_err("GCRs appear to have been moved (expected them at 
0x%08lx)!\n",
                       (unsigned long)addr);
+               iounmap(mips_gcr_base);
                mips_gcr_base = NULL;
                return -ENODEV;
        }
-- 
2.27.0

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