bcm27xx: update 5.4 patches from RPi foundation

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>

1 files changed, 50 insertions, 0 deletions

diff --git a/target/linux/bcm27xx/patches-5.4/950-0480-drm-modes-parse_cmdline-Make-various-char-pointers-c.patch b/target/linux/bcm27xx/patches-5.4/950-0480-drm-modes-parse_cmdline-Make-various-char-pointers-c.patch
new file mode 100644
index 0000000000..6abe7beb32
--- /dev/null
+++ b/target/linux/bcm27xx/patches-5.4/950-0480-drm-modes-parse_cmdline-Make-various-char-pointers-c.patch
@@ -0,0 +1,50 @@
+From 250363a413cd08e723789e1b8821608ff5eebfe6 Mon Sep 17 00:00:00 2001
+From: Hans de Goede <hdegoede@redhat.com>
+Date: Mon, 18 Nov 2019 16:51:23 +0100
+Subject: [PATCH] drm/modes: parse_cmdline: Make various char pointers
+ const
+
+Commit 83e14ea3a64f00897cc31974d3ae4e27e5a7405b upstream.
+
+We are not supposed to modify the passed in string, make char pointers
+used in drm_mode_parse_cmdline_options() const char * where possible.
+
+Acked-by: Maxime Ripard <mripard@kernel.org>
+Signed-off-by: Hans de Goede <hdegoede@redhat.com>
+Link: https://patchwork.freedesktop.org/patch/msgid/20191118155134.30468-2-hdegoede@redhat.com
+---
+ drivers/gpu/drm/drm_modes.c | 10 +++++-----
+ 1 file changed, 5 insertions(+), 5 deletions(-)
+
+--- a/drivers/gpu/drm/drm_modes.c
++++ b/drivers/gpu/drm/drm_modes.c
+@@ -1591,15 +1591,15 @@ static int drm_mode_parse_cmdline_int(co
+ 	return 0;
+ }
+ 
+-static int drm_mode_parse_cmdline_options(char *str, size_t len,
++static int drm_mode_parse_cmdline_options(const char *str, size_t len,
+ 					  const struct drm_connector *connector,
+ 					  struct drm_cmdline_mode *mode)
+ {
+ 	unsigned int deg, margin, rotation = 0;
+-	char *sep = str;
++	const char *sep = str;
+ 
+ 	while ((sep = strchr(sep, ','))) {
+-		char *delim, *option;
++		const char *delim, *option;
+ 
+ 		option = sep + 1;
+ 		delim = strchr(option, '=');
+@@ -1725,8 +1725,8 @@ bool drm_mode_parse_command_line_for_con
+ 	bool named_mode = false, parse_extras = false;
+ 	unsigned int bpp_off = 0, refresh_off = 0, options_off = 0;
+ 	unsigned int mode_end = 0;
+-	char *bpp_ptr = NULL, *refresh_ptr = NULL, *extra_ptr = NULL;
+-	char *options_ptr = NULL;
++	const char *bpp_ptr = NULL, *refresh_ptr = NULL, *extra_ptr = NULL;
++	const char *options_ptr = NULL;
+ 	char *bpp_end_ptr = NULL, *refresh_end_ptr = NULL;
+ 	int ret;
+