ar71xx: avoid possible NULL pointer dereference in ath79_init_{,local}_mac
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@33575 3c298f89-4303-0410-b956-a3cf2f4a3e73master
parent
0af4307860
commit
f2c23625e1
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@ -992,7 +992,10 @@ void __init ath79_init_mac(unsigned char *dst, const unsigned char *src,
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{
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int t;
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if (!is_valid_ether_addr(src)) {
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if (!dst)
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return;
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if (!src || !is_valid_ether_addr(src)) {
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memset(dst, '\0', ETH_ALEN);
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return;
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}
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@ -1012,7 +1015,10 @@ void __init ath79_init_local_mac(unsigned char *dst, const unsigned char *src)
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{
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int i;
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if (!is_valid_ether_addr(src)) {
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if (!dst)
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return;
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if (!src || !is_valid_ether_addr(src)) {
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memset(dst, '\0', ETH_ALEN);
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return;
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}
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