aboutsummaryrefslogtreecommitdiffstats
path: root/arch/powerpc/platforms/4xx
diff options
context:
space:
mode:
authorhuhai <huhai@tj.kylinos.cn>2020-05-21 17:26:48 +1000
committerMichael Ellerman <mpe@ellerman.id.au>2020-05-28 23:24:36 +1000
commitbcec081ecc940fc38730b29c743bbee661164161 (patch)
tree256a794ebf0decf883c0c9cd4b577dc751e844be /arch/powerpc/platforms/4xx
parentpowerpc/40x: Don't save CR in SPRN_SPRG_SCRATCH6 (diff)
downloadlinux-dev-bcec081ecc940fc38730b29c743bbee661164161.tar.xz
linux-dev-bcec081ecc940fc38730b29c743bbee661164161.zip
powerpc/4xx: Don't unmap NULL mbase
Signed-off-by: huhai <huhai@tj.kylinos.cn> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://lore.kernel.org/r/20200521072648.1254699-1-mpe@ellerman.id.au
Diffstat (limited to 'arch/powerpc/platforms/4xx')
-rw-r--r--arch/powerpc/platforms/4xx/pci.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/arch/powerpc/platforms/4xx/pci.c b/arch/powerpc/platforms/4xx/pci.c
index e6e2adcc7b64..c13d64c3b019 100644
--- a/arch/powerpc/platforms/4xx/pci.c
+++ b/arch/powerpc/platforms/4xx/pci.c
@@ -1242,7 +1242,7 @@ static void __init ppc460sx_pciex_check_link(struct ppc4xx_pciex_port *port)
if (mbase == NULL) {
printk(KERN_ERR "%pOF: Can't map internal config space !",
port->node);
- goto done;
+ return;
}
while (attempt && (0 == (in_le32(mbase + PECFG_460SX_DLLSTA)
@@ -1252,9 +1252,7 @@ static void __init ppc460sx_pciex_check_link(struct ppc4xx_pciex_port *port)
}
if (attempt)
port->link = 1;
-done:
iounmap(mbase);
-
}
static struct ppc4xx_pciex_hwops ppc460sx_pcie_hwops __initdata = {