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powerpc/mpc85xx: Don't deref NULL if qman portal lacks cell-index

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Signed-off-by: Scott Wood <scottwood@freescale.com>
Cc: Madalin-Cristian Bucur <madalin.bucur@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
This commit is contained in:
Scott Wood 2015-04-17 18:10:06 -05:00 • committed by York Sun
parent ea753267d5
commit 438031e1bc
1 changed files with 7 additions and 2 deletions
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9
arch/powerpc/cpu/mpc85xx/portals.c
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@ -249,8 +249,13 @@ void fdt_fixup_qportals(void *blob)
#ifdef CONFIG_FSL_CORENET
u32 liodns[2];
#endif
const int *ci = fdt_getprop(blob, off, "cell-index", NULL);
int i = *ci;
const int *ci = fdt_getprop(blob, off, "cell-index", &err);
int i;
if (!ci)
goto err;
i = *ci;
#ifdef CONFIG_SYS_DPAA_FMAN
int j;
#endif