res_pjsip: Prevent "user=phone" being added multiple times to header

ast_sip_add_usereqphone adds "user=phone" to the header every time is is
called without checking whether the param already exists. Preventing
this by searching to string representation of header for "user=phone".

ASTERISK-26988 #close

Change-Id: Ib84383b07254de357dc6a98d91fc1d2c2c3719e6
changes/57/6757/1
Daniel Tryba 8 years ago committed by Sean Bright
parent 45756b490e
commit a56316423f

@ -3095,6 +3095,11 @@ void ast_sip_add_usereqphone(const struct ast_sip_endpoint *endpoint, pj_pool_t
return;
}
if (pjsip_param_find(&sip_uri->other_param, &STR_USER)) {
/* Don't add it if it's already there */
return;
}
param = PJ_POOL_ALLOC_T(pool, pjsip_param);
param->name = STR_USER;
param->value = STR_PHONE;

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