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qcacld-3.0: Fix WLAN IPA NULL pointer dereference

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When ipa_check_hw_present() returns false, g_ipa_config
is left as NULL pointer. ipa_config_is_enabled() and
ipa_config_is_uc_enabled() will lead to NULL pointer
dereference.

Fix is to check against g_ipa_config NULL pointer
in ipa_config_is_enabled() and ipa_config_is_uc_enabled().

Change-Id: I95da7aede7d72db8591102eea7504cad59686105
CRs-Fixed: 2246224
This commit is contained in:
jiad 2018-05-21 20:49:24 +08:00 • committed by nshrivas
commit 4f0eae1817
1 changed files with 2 additions and 2 deletions
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4
components/ipa/core/src/wlan_ipa_main.c
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@ -81,12 +81,12 @@ void ipa_config_update(struct wlan_ipa_config *config)
bool ipa_config_is_enabled(void)
{
return wlan_ipa_is_enabled(g_ipa_config);
return g_ipa_config ? wlan_ipa_is_enabled(g_ipa_config) : 0;
}
bool ipa_config_is_uc_enabled(void)
{
return wlan_ipa_uc_is_enabled(g_ipa_config);
return g_ipa_config ? wlan_ipa_uc_is_enabled(g_ipa_config) : 0;
}
QDF_STATUS ipa_obj_setup(struct wlan_ipa_priv *ipa_ctx)