evie/android_kernel_oneplus_msm8998
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clk: qcom: Fix null pointer exception

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Add null pointer check before dereferencing pointers.

Change-Id: I9d96a3d0e7d00ffc2c2eb83a0d2384a21fe994ae
Signed-off-by: Amit Nischal <anischal@codeaurora.org>
This commit is contained in:
Amit Nischal 2017-03-07 15:51:47 +05:30
parent 783427f7ad
commit 3e6f31c583
1 changed files with 3 additions and 0 deletions
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3
drivers/clk/qcom/clk-rcg2.c
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@ -580,6 +580,9 @@ static int __clk_rcg2_set_rate(struct clk_hw *hw, unsigned long rate)
rcg->curr_index = 0;
else {
f = qcom_find_freq(rcg->freq_tbl, rcg->current_freq);
if (!f)
return -EINVAL;
rcg->curr_index = qcom_find_src_index(hw,
rcg->parent_map, f->src);