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Merge "soc: qcom: pil: NULL check before pil_memset_io"

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Linux Build Service Account 2017-12-12 19:00:50 -08:00 • committed by Gerrit - the friendly Code Review server
commit 71de11b9ad
1 changed files with 6 additions and 0 deletions
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6
drivers/soc/qcom/peripheral-loader.c
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@ -722,6 +722,12 @@ static void pil_clear_segment(struct pil_desc *desc)
/* Clear memory so that unauthorized ELF code is not left behind */ /* Clear memory so that unauthorized ELF code is not left behind */
buf = desc->map_fw_mem(priv->region_start, (priv->region_end - buf = desc->map_fw_mem(priv->region_start, (priv->region_end -
priv->region_start), map_data); priv->region_start), map_data);
if (!buf) {
pil_err(desc, "Failed to map memory\n");
return;
}
pil_memset_io(buf, 0, (priv->region_end - priv->region_start)); pil_memset_io(buf, 0, (priv->region_end - priv->region_start));
desc->unmap_fw_mem(buf, (priv->region_end - priv->region_start), desc->unmap_fw_mem(buf, (priv->region_end - priv->region_start),
map_data); map_data);