[PATCH] Arch: arm: plat-pxa - Fix possible NULL derefrence.

[Shailendra Verma]

of_match_device could return NULL, and so can cause a NULL
pointer dereference later.

Signed-off-by: Shailendra Verma <shailendr...@samsung.com>
---
 arch/arm/plat-pxa/ssp.c |    4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/arm/plat-pxa/ssp.c b/arch/arm/plat-pxa/ssp.c
index ba13f79..7d1cd51 100644
--- a/arch/arm/plat-pxa/ssp.c
+++ b/arch/arm/plat-pxa/ssp.c
@@ -204,6 +204,10 @@ static int pxa_ssp_probe(struct platform_device *pdev)
        if (dev->of_node) {
                const struct of_device_id *id =
                        of_match_device(of_match_ptr(pxa_ssp_of_ids), dev);
+               if (!id) {
+                       dev_err(dev, "Error: No device match found\n");
+                       return -ENODEV;
+               }
                ssp->type = (int) id->data;
        } else {
                const struct platform_device_id *id =
-- 
1.7.9.5