diff options
| author | Nicholas Mc Guire <hofrat@osadl.org> | 2019-02-15 12:24:22 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-02-19 13:12:08 +0300 |
| commit | e4b08e16b7d9d030b6475ef48f94d734a39f3c81 (patch) | |
| tree | 3e02c6f52f1240a234ceaeeff3f36f2b0d28c56f /drivers/staging/rtlwifi | |
| parent | 9bcf065e28122588a6cbee08cf847826dacbb438 (diff) | |
| download | linux-e4b08e16b7d9d030b6475ef48f94d734a39f3c81.tar.xz | |
staging: r8822be: check kzalloc return or bail
The kzalloc() in halmac_parse_psd_data_88xx() can fail and return NULL
so check the psd_set->data after allocation and if allocation failed
return HALMAC_CMD_PROCESS_ERROR.
Signed-off-by: Nicholas Mc Guire <hofrat@osadl.org>
Fixes: 938a0447f094 ("staging: r8822be: Add code for halmac sub-drive")
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/rtlwifi')
| -rw-r--r-- | drivers/staging/rtlwifi/halmac/halmac_88xx/halmac_func_88xx.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/staging/rtlwifi/halmac/halmac_88xx/halmac_func_88xx.c b/drivers/staging/rtlwifi/halmac/halmac_88xx/halmac_func_88xx.c index 53f55f129a76..ec742da030db 100644 --- a/drivers/staging/rtlwifi/halmac/halmac_88xx/halmac_func_88xx.c +++ b/drivers/staging/rtlwifi/halmac/halmac_88xx/halmac_func_88xx.c @@ -2466,8 +2466,11 @@ halmac_parse_psd_data_88xx(struct halmac_adapter *halmac_adapter, u8 *c2h_buf, segment_size = (u8)PSD_DATA_GET_SEGMENT_SIZE(c2h_buf); psd_set->data_size = total_size; - if (!psd_set->data) + if (!psd_set->data) { psd_set->data = kzalloc(psd_set->data_size, GFP_KERNEL); + if (!psd_set->data) + return HALMAC_CMD_PROCESS_ERROR; + } if (segment_id == 0) psd_set->segment_size = segment_size; |