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util: guard against NULL 'freqs' in scan_freq_set_free

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Since this can be used with the _auto_ macro it must be able to handle
a NULL input for error paths.
This commit is contained in:
James Prestwood 2022-08-05 10:28:01 -07:00 committed by Denis Kenzior
parent 91df2ee364
commit 69339c7a97
1 changed files with 3 additions and 0 deletions
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src/util.c
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@ -330,6 +330,9 @@ struct scan_freq_set *scan_freq_set_new(void)
void scan_freq_set_free(struct scan_freq_set *freqs) void scan_freq_set_free(struct scan_freq_set *freqs)
{ {
if (!freqs)
return;
l_uintset_free(freqs->channels_5ghz); l_uintset_free(freqs->channels_5ghz);
l_uintset_free(freqs->channels_6ghz); l_uintset_free(freqs->channels_6ghz);
l_free(freqs); l_free(freqs);