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Code Issues Releases Activity

avfilter/unsharp: fix uninitialized pointer read

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Fixes CID 1396855
This commit is contained in:
Timo Rothenpieler 2017-06-11 14:50:01 +02:00
parent 8aa60606fb
commit 21583e936a
1 changed files with 2 additions and 2 deletions
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4
libavfilter/unsharp_opencl.c
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@ -43,7 +43,7 @@ static int compute_mask(int step, uint32_t *mask)
{
int i, z, ret = 0;
int counter_size = sizeof(uint32_t) * (2 * step + 1);
uint32_t *temp1_counter, *temp2_counter, **counter;
uint32_t *temp1_counter, *temp2_counter, **counter = NULL;
temp1_counter = av_mallocz(counter_size);
if (!temp1_counter) {
ret = AVERROR(ENOMEM);
@ -80,7 +80,7 @@ static int compute_mask(int step, uint32_t *mask)
end:
av_freep(&temp1_counter);
av_freep(&temp2_counter);
for (i = 0; i < 2 * step + 1; i++) {
for (i = 0; counter && i < 2 * step + 1; i++) {
av_freep(&counter[i]);
}
av_freep(&counter);