Make sure malloc worked before accessing the mem in chan_modem.c (bug 2704)
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@4054 65c4cc65-6c06-0410-ace0-fbb531ad65f3
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@ -712,8 +712,8 @@ static struct ast_modem_pvt *mkif(char *iface)
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#endif
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#endif
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tmp = malloc(sizeof(struct ast_modem_pvt));
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tmp = malloc(sizeof(struct ast_modem_pvt));
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memset(tmp, 0, sizeof(struct ast_modem_pvt));
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if (tmp) {
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if (tmp) {
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memset(tmp, 0, sizeof(struct ast_modem_pvt));
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tmp->fd = open(iface, O_RDWR | O_NONBLOCK);
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tmp->fd = open(iface, O_RDWR | O_NONBLOCK);
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if (tmp->fd < 0) {
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if (tmp->fd < 0) {
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ast_log(LOG_WARNING, "Unable to open '%s'\n", iface);
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ast_log(LOG_WARNING, "Unable to open '%s'\n", iface);
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