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qcacld-3.0: add check for qdf_ctx

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Add NULL check for qdf_ctx to avoid dereference.

Change-Id: I75f5f2baafdf6b9c1a7587a3d17934c9246acccd
CRs-Fixed: 2326306
This commit is contained in:
Yuanyuan Liu
2018-10-02 15:17:00 -07:00
committed by nshrivas
parent dc5ae4d501
commit dfb40924f5
1 changed files with 5 additions and 0 deletions
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5
core/cds/src/cds_api.c
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@@ -2606,6 +2606,11 @@ bool cds_is_fw_down(void)
qdf_device_t qdf_ctx; qdf_device_t qdf_ctx;
qdf_ctx = cds_get_context(QDF_MODULE_ID_QDF_DEVICE); qdf_ctx = cds_get_context(QDF_MODULE_ID_QDF_DEVICE);
if (!qdf_ctx) {
cds_err("cds context is invalid");
return false;
}
return pld_is_fw_down(qdf_ctx->dev); return pld_is_fw_down(qdf_ctx->dev);
} }