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authorDmitry Baryshkov <dmitry.baryshkov@linaro.org>2020-05-25 18:48:15 +0200
committerBjorn Andersson <bjorn.andersson@linaro.org>2020-06-23 21:43:47 +0200
commite9247e2ce5778678c8d631e26ef79dbccedbe6d0 (patch)
tree3e0397c5da7caeeb1f013820e0b901561806133f /drivers/soc
parentsoc: qcom: socinfo: add support for newer socinfo data (diff)
downloadlinux-e9247e2ce5778678c8d631e26ef79dbccedbe6d0.tar.xz
linux-e9247e2ce5778678c8d631e26ef79dbccedbe6d0.zip
soc: qcom: socinfo: fix printing of pmic_model
Print sensible string instead of just "(null)" for unknown PMIC models. Also as we are at it, do not let debugfs handler access past pmic_models array. Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> Link: https://lore.kernel.org/r/20200525164817.2938638-2-dmitry.baryshkov@linaro.org Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Diffstat (limited to 'drivers/soc')
-rw-r--r--drivers/soc/qcom/socinfo.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/soc/qcom/socinfo.c b/drivers/soc/qcom/socinfo.c
index bb17590c1029..8924269adb16 100644
--- a/drivers/soc/qcom/socinfo.c
+++ b/drivers/soc/qcom/socinfo.c
@@ -274,7 +274,10 @@ static int qcom_show_pmic_model(struct seq_file *seq, void *p)
if (model < 0)
return -EINVAL;
- seq_printf(seq, "%s\n", pmic_models[model]);
+ if (model <= ARRAY_SIZE(pmic_models) && pmic_models[model])
+ seq_printf(seq, "%s\n", pmic_models[model]);
+ else
+ seq_printf(seq, "unknown (%d)\n", model);
return 0;
}