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authorSeung-Woo Kim <sw0312.kim@samsung.com>2020-10-28 10:52:47 +0900
committerKalle Valo <kvalo@codeaurora.org>2020-11-07 18:19:23 +0200
commit9db946284e07bb27309dd546b7fee528664ba82a (patch)
tree2717d0bab0f6c2dc36db1780b024b542771fb42e /drivers/net/wireless/broadcom
parentrtlwifi: rtl8821ae: Place braces around empty if() body (diff)
downloadlinux-dev-9db946284e07bb27309dd546b7fee528664ba82a.tar.xz
linux-dev-9db946284e07bb27309dd546b7fee528664ba82a.zip
brcmfmac: Fix memory leak for unpaired brcmf_{alloc/free}
There are missig brcmf_free() for brcmf_alloc(). Fix memory leak by adding missed brcmf_free(). Reported-by: Jaehoon Chung <jh80.chung@samsung.com> Fixes: a1f5aac1765a ("brcmfmac: don't realloc wiphy during PCIe reset") Signed-off-by: Seung-Woo Kim <sw0312.kim@samsung.com> Reviewed-by: Arend van Spriel <arend.vanspriel@broadcom.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org> Link: https://lore.kernel.org/r/1603849967-22817-1-git-send-email-sw0312.kim@samsung.com
Diffstat (limited to 'drivers/net/wireless/broadcom')
-rw-r--r--drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c6
-rw-r--r--drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c1
2 files changed, 5 insertions, 2 deletions
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
index 1d3cc1c7c9c5..45bc502fcb34 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
@@ -1937,16 +1937,18 @@ brcmf_pcie_probe(struct pci_dev *pdev, const struct pci_device_id *id)
fwreq = brcmf_pcie_prepare_fw_request(devinfo);
if (!fwreq) {
ret = -ENOMEM;
- goto fail_bus;
+ goto fail_brcmf;
}
ret = brcmf_fw_get_firmwares(bus->dev, fwreq, brcmf_pcie_setup);
if (ret < 0) {
kfree(fwreq);
- goto fail_bus;
+ goto fail_brcmf;
}
return 0;
+fail_brcmf:
+ brcmf_free(&devinfo->pdev->dev);
fail_bus:
kfree(bus->msgbuf);
kfree(bus);
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
index e5b6033fab33..f58a96fa4eb5 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
@@ -4541,6 +4541,7 @@ void brcmf_sdio_remove(struct brcmf_sdio *bus)
brcmf_sdiod_intr_unregister(bus->sdiodev);
brcmf_detach(bus->sdiodev->dev);
+ brcmf_free(bus->sdiodev->dev);
cancel_work_sync(&bus->datawork);
if (bus->brcmf_wq)