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kernelPackages.broadcom_sta: fix build for 5.9 (#106760)

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* broadcom: fix build 5.9

Patch to fix the build error for the 5.9 Linux kernel.

* broadcom: swith 5.9 patch to Joan Bruguera's version
Switch the current patch for 5.9 to Joan Bruguera's version which is cleaner and also works for 5.10
This commit is contained in:
SebastienWae 2020-12-30 11:58:49 +01:00 committed by GitHub
parent 95f685da60
commit e8dd1fa1d9
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 186 additions and 0 deletions
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2
pkgs/os-specific/linux/broadcom-sta/default.nix
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@ -37,6 +37,8 @@ stdenv.mkDerivation {
./linux-5.1.patch
# source: https://salsa.debian.org/Herrie82-guest/broadcom-sta/-/commit/247307926e5540ad574a17c062c8da76990d056f
./linux-5.6.patch
# source: https://gist.github.com/joanbm/5c640ac074d27fd1d82c74a5b67a1290
./linux-5.9.patch
./null-pointer-fix.patch
./gcc.patch
];

184
pkgs/os-specific/linux/broadcom-sta/linux-5.9.patch Normal file
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@ -0,0 +1,184 @@
diff --git a/src/wl/sys/wl_cfg80211_hybrid.c b/src/wl/sys/wl_cfg80211_hybrid.c
index 4b3298f..c45ad48 100644
--- a/src/wl/sys/wl_cfg80211_hybrid.c
+++ b/src/wl/sys/wl_cfg80211_hybrid.c
@@ -41,6 +41,7 @@
#include <wlioctl.h>
#include <proto/802.11.h>
#include <wl_cfg80211_hybrid.h>
+#include <wl_linux.h>
#define EVENT_TYPE(e) dtoh32((e)->event_type)
#define EVENT_FLAGS(e) dtoh16((e)->flags)
@@ -442,30 +443,7 @@ static void key_endian_to_host(struct wl_wsec_key *key)
static s32
wl_dev_ioctl(struct net_device *dev, u32 cmd, void *arg, u32 len)
{
- struct ifreq ifr;
- struct wl_ioctl ioc;
- mm_segment_t fs;
- s32 err = 0;
-
- BUG_ON(len < sizeof(int));
-
- memset(&ioc, 0, sizeof(ioc));
- ioc.cmd = cmd;
- ioc.buf = arg;
- ioc.len = len;
- strcpy(ifr.ifr_name, dev->name);
- ifr.ifr_data = (caddr_t)&ioc;
-
- fs = get_fs();
- set_fs(KERNEL_DS);
-#if defined(WL_USE_NETDEV_OPS)
- err = dev->netdev_ops->ndo_do_ioctl(dev, &ifr, SIOCDEVPRIVATE);
-#else
- err = dev->do_ioctl(dev, &ifr, SIOCDEVPRIVATE);
-#endif
- set_fs(fs);
-
- return err;
+ return wlc_ioctl_internal(dev, cmd, arg, len);
}
static s32
diff --git a/src/wl/sys/wl_iw.c b/src/wl/sys/wl_iw.c
index 9c3c74e..e346b15 100644
--- a/src/wl/sys/wl_iw.c
+++ b/src/wl/sys/wl_iw.c
@@ -37,6 +37,7 @@ typedef const struct si_pub si_t;
#include <wl_dbg.h>
#include <wl_iw.h>
+#include <wl_linux.h>
extern bool wl_iw_conn_status_str(uint32 event_type, uint32 status,
uint32 reason, char* stringBuf, uint buflen);
@@ -103,29 +104,7 @@ dev_wlc_ioctl(
int len
)
{
- struct ifreq ifr;
- wl_ioctl_t ioc;
- mm_segment_t fs;
- int ret;
-
- memset(&ioc, 0, sizeof(ioc));
- ioc.cmd = cmd;
- ioc.buf = arg;
- ioc.len = len;
-
- strcpy(ifr.ifr_name, dev->name);
- ifr.ifr_data = (caddr_t) &ioc;
-
- fs = get_fs();
- set_fs(KERNEL_DS);
-#if defined(WL_USE_NETDEV_OPS)
- ret = dev->netdev_ops->ndo_do_ioctl(dev, &ifr, SIOCDEVPRIVATE);
-#else
- ret = dev->do_ioctl(dev, &ifr, SIOCDEVPRIVATE);
-#endif
- set_fs(fs);
-
- return ret;
+ return wlc_ioctl_internal(dev, cmd, arg, len);
}
static int
diff --git a/src/wl/sys/wl_linux.c b/src/wl/sys/wl_linux.c
index c990c70..5bb9480 100644
--- a/src/wl/sys/wl_linux.c
+++ b/src/wl/sys/wl_linux.c
@@ -1664,10 +1664,7 @@ wl_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
goto done2;
}
- if (segment_eq(get_fs(), KERNEL_DS))
- buf = ioc.buf;
-
- else if (ioc.buf) {
+ if (ioc.buf) {
if (!(buf = (void *) MALLOC(wl->osh, MAX(ioc.len, WLC_IOCTL_MAXLEN)))) {
bcmerror = BCME_NORESOURCE;
goto done2;
@@ -1688,7 +1685,7 @@ wl_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
WL_UNLOCK(wl);
done1:
- if (ioc.buf && (ioc.buf != buf)) {
+ if (ioc.buf) {
if (copy_to_user(ioc.buf, buf, ioc.len))
bcmerror = BCME_BADADDR;
MFREE(wl->osh, buf, MAX(ioc.len, WLC_IOCTL_MAXLEN));
@@ -1701,6 +1698,39 @@ done2:
return (OSL_ERROR(bcmerror));
}
+int
+wlc_ioctl_internal(struct net_device *dev, int cmd, void *buf, int len)
+{
+ wl_info_t *wl;
+ wl_if_t *wlif;
+ int bcmerror;
+
+ if (!dev)
+ return -ENETDOWN;
+
+ wl = WL_INFO(dev);
+ wlif = WL_DEV_IF(dev);
+ if (wlif == NULL || wl == NULL || wl->dev == NULL)
+ return -ENETDOWN;
+
+ bcmerror = 0;
+
+ WL_TRACE(("wl%d: wlc_ioctl_internal: cmd 0x%x\n", wl->pub->unit, cmd));
+
+ WL_LOCK(wl);
+ if (!capable(CAP_NET_ADMIN)) {
+ bcmerror = BCME_EPERM;
+ } else {
+ bcmerror = wlc_ioctl(wl->wlc, cmd, buf, len, wlif->wlcif);
+ }
+ WL_UNLOCK(wl);
+
+ ASSERT(VALID_BCMERROR(bcmerror));
+ if (bcmerror != 0)
+ wl->pub->bcmerror = bcmerror;
+ return (OSL_ERROR(bcmerror));
+}
+
static struct net_device_stats*
wl_get_stats(struct net_device *dev)
{
diff --git a/src/wl/sys/wl_linux.h b/src/wl/sys/wl_linux.h
index 5b1048e..c8c1f41 100644
--- a/src/wl/sys/wl_linux.h
+++ b/src/wl/sys/wl_linux.h
@@ -22,6 +22,7 @@
#define _wl_linux_h_
#include <wlc_types.h>
+#include <wlc_pub.h>
typedef struct wl_timer {
struct timer_list timer;
@@ -187,6 +188,7 @@ extern irqreturn_t wl_isr(int irq, void *dev_id, struct pt_regs *ptregs);
extern int __devinit wl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent);
extern void wl_free(wl_info_t *wl);
extern int wl_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd);
+extern int wlc_ioctl_internal(struct net_device *dev, int cmd, void *buf, int len);
extern struct net_device * wl_netdev_get(wl_info_t *wl);
#endif
diff --git a/src/wl/sys/wlc_pub.h b/src/wl/sys/wlc_pub.h
index 53a98b8..2b5a029 100644
--- a/src/wl/sys/wlc_pub.h
+++ b/src/wl/sys/wlc_pub.h
@@ -24,6 +24,7 @@
#include <wlc_types.h>
#include <wlc_utils.h>
+#include <siutils.h>
#include "proto/802.11.h"
#include "proto/bcmevent.h"