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Clear config item writing buffer before freeing it

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This buffer may be used to store items like passwords, so better clean
it explicitly to avoid possibility of leaving such items in heap memory
unnecessarily.

Signed-off-by: Jouni Malinen <jouni@codeaurora.org>
This commit is contained in:
Jouni Malinen 2019-02-05 20:25:21 +02:00 committed by Jouni Malinen
parent 43e3114c5f
commit 8f99a3c26a
1 changed files with 1 additions and 1 deletions
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2
wpa_supplicant/config_file.c
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@ -493,7 +493,7 @@ static void write_str(FILE *f, const char *field, struct wpa_ssid *ssid)
if (value == NULL)
return;
fprintf(f, "\t%s=%s\n", field, value);
os_free(value);
str_clear_free(value);
}