mac80211: rebase ontop of v4.18-rc7
[openwrt/staging/blogic.git] / package / kernel / mac80211 / patches / 335-v4.18-0004-brcmfmac-validate-user-provided-data-for-memdump-bef.patch
diff --git a/package/kernel/mac80211/patches/335-v4.18-0004-brcmfmac-validate-user-provided-data-for-memdump-bef.patch b/package/kernel/mac80211/patches/335-v4.18-0004-brcmfmac-validate-user-provided-data-for-memdump-bef.patch
deleted file mode 100644 (file)
index 455009e..0000000
+++ /dev/null
@@ -1,32 +0,0 @@
-From d2af9b566554e01f9ad67b330ce569dbc130e5d3 Mon Sep 17 00:00:00 2001
-From: Franky Lin <franky.lin@broadcom.com>
-Date: Wed, 16 May 2018 14:12:01 +0200
-Subject: [PATCH] brcmfmac: validate user provided data for memdump before
- copying
-
-In patch "brcmfmac: add support for sysfs initiated coredump", a new
-scenario of brcmf_debug_create_memdump was added in which the user of
-the function might not necessarily provide prefix data. Hence the
-function should not assume the data is always valid and should perform a
-check before copying.
-
-Reviewed-by: Arend van Spriel <arend.vanspriel@broadcom.com>
-Signed-off-by: Franky Lin <franky.lin@broadcom.com>
-Signed-off-by: Arend van Spriel <arend.vanspriel@broadcom.com>
-Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
----
- drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.c | 3 ++-
- 1 file changed, 2 insertions(+), 1 deletion(-)
-
---- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.c
-+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.c
-@@ -40,7 +40,8 @@ int brcmf_debug_create_memdump(struct br
-       if (!dump)
-               return -ENOMEM;
--      memcpy(dump, data, len);
-+      if (data && len > 0)
-+              memcpy(dump, data, len);
-       err = brcmf_bus_get_memdump(bus, dump + len, ramsize);
-       if (err) {
-               vfree(dump);