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| author | Jiasheng Jiang <jiasheng@iscas.ac.cn> | 2023-06-13 12:19:40 +0300 |
|---|---|---|
| committer | Kalle Valo <quic_kvalo@quicinc.com> | 2023-06-15 14:39:49 +0300 |
| commit | 16e0077e14a73866e9b0f4a6bf4ad3d4a5cb0f2a (patch) | |
| tree | 131de43a81b45d72b94bf149cf6fcf4a26bd9965 /drivers/net/wireless | |
| parent | 3a5d50f8eb4fcf3c69ae858020c49877e4eeaf05 (diff) | |
| download | linux-stable-16e0077e14a73866e9b0f4a6bf4ad3d4a5cb0f2a.tar.gz linux-stable-16e0077e14a73866e9b0f4a6bf4ad3d4a5cb0f2a.tar.bz2 linux-stable-16e0077e14a73866e9b0f4a6bf4ad3d4a5cb0f2a.zip | |
wifi: ath11k: Add missing check for ioremap
Add check for ioremap() and return the error if it fails in order to
guarantee the success of ioremap(), same as in
ath11k_qmi_load_file_target_mem().
Fixes: 6ac04bdc5edb ("ath11k: Use reserved host DDR addresses from DT for PCI devices")
Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com>
Link: https://lore.kernel.org/r/20230608022858.27405-1-jiasheng@iscas.ac.cn
Diffstat (limited to 'drivers/net/wireless')
| -rw-r--r-- | drivers/net/wireless/ath/ath11k/qmi.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath11k/qmi.c b/drivers/net/wireless/ath/ath11k/qmi.c index 5da4c7663b45..5d1c03b7befe 100644 --- a/drivers/net/wireless/ath/ath11k/qmi.c +++ b/drivers/net/wireless/ath/ath11k/qmi.c @@ -2058,6 +2058,9 @@ static int ath11k_qmi_assign_target_mem_chunk(struct ath11k_base *ab) ab->qmi.target_mem[idx].iaddr = ioremap(ab->qmi.target_mem[idx].paddr, ab->qmi.target_mem[i].size); + if (!ab->qmi.target_mem[idx].iaddr) + return -EIO; + ab->qmi.target_mem[idx].size = ab->qmi.target_mem[i].size; host_ddr_sz = ab->qmi.target_mem[i].size; ab->qmi.target_mem[idx].type = ab->qmi.target_mem[i].type; @@ -2083,6 +2086,8 @@ static int ath11k_qmi_assign_target_mem_chunk(struct ath11k_base *ab) ab->qmi.target_mem[idx].iaddr = ioremap(ab->qmi.target_mem[idx].paddr, ab->qmi.target_mem[i].size); + if (!ab->qmi.target_mem[idx].iaddr) + return -EIO; } else { ab->qmi.target_mem[idx].paddr = ATH11K_QMI_CALDB_ADDRESS; |