From ec183bfa201a22586f5f1a922daa3faa9f0de6f4 Mon Sep 17 00:00:00 2001 From: Mohammed Javid Date: Fri, 21 Jul 2017 15:22:58 +0530 Subject: [PATCH] msm: ipa3: Fix to avoid accessing of uninitialized structure Added code changes to check ipa3_ctx initilized or not during bootup in sdm670. Change-Id: I03e5b8de30c77da140e9575c2315b0878cf5363c Acked-by: Ashok Vuyyuru Signed-off-by: Mohammed Javid --- drivers/platform/msm/ipa/ipa_v3/ipa.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/platform/msm/ipa/ipa_v3/ipa.c b/drivers/platform/msm/ipa/ipa_v3/ipa.c index 62e263a139cc..41c497a83555 100644 --- a/drivers/platform/msm/ipa/ipa_v3/ipa.c +++ b/drivers/platform/msm/ipa/ipa_v3/ipa.c @@ -5473,6 +5473,10 @@ static int ipa3_smp2p_probe(struct device *dev) struct device_node *node = dev->of_node; int res; + if (ipa3_ctx == NULL) { + IPAERR("ipa3_ctx was not initialized\n"); + return -ENXIO; + } IPADBG("node->name=%s\n", node->name); if (strcmp("qcom,smp2pgpio_map_ipa_1_out", node->name) == 0) { res = of_get_gpio(node, 0);