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qcacld-3.0: Validate pProfile before dereferencing it

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Add sanity check for pProfile pointer before
dereferencing it in csr api.

Change-Id: I7290a46aea92f0c77c1123143c994cc684e26744
CRs-Fixed: 2775360
This commit is contained in:
Gururaj Pandurangi
2020-09-13 01:46:40 -07:00
committed by snandini
parent a91c6c1f4b
commit ed26554eea
1 changed files with 27 additions and 24 deletions
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7
core/sme/src/csr/csr_util.c
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@@ -1911,6 +1911,11 @@ bool csr_is_phy_mode_match(struct mac_context *mac, uint32_t phyMode,
uint32_t bitMask, loopCount;
uint32_t bss_chan_freq;
if (!pProfile) {
sme_err("profile not found");
return fMatch;
}
if (!QDF_IS_STATUS_SUCCESS(csr_get_phy_mode_from_bss(mac, pSirBssDesc,
&phyModeInBssDesc, pIes)))
return fMatch;
@@ -1973,7 +1978,6 @@ bool csr_is_phy_mode_match(struct mac_context *mac, uint32_t phyMode,
cfgDot11ModeToUse = csr_get_vdev_dot11_mode(mac, pProfile->csrPersona,
cfgDot11ModeToUse);
if (fMatch && pReturnCfgDot11Mode) {
if (pProfile) {
/*
* IEEE 11n spec (8.4.3): HT STA shall
* eliminate TKIP as a choice for the pairwise
@@ -1998,7 +2002,6 @@ bool csr_is_phy_mode_match(struct mac_context *mac, uint32_t phyMode,
eCSR_CFG_DOT11_MODE_11A;
}
}
}
*pReturnCfgDot11Mode = cfgDot11ModeToUse;
}