From: Sebastian Reichel <sebastian.reichel@collabora.com>
Date: Wed, 13 May 2020 18:55:57 +0000 (+0200)
Subject: kobject: increase allowed number of uevent variables
X-Git-Tag: v5.8-rc1~70^2~22
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=655078f5f5286fe0ab38e90c4695001a0e15e9dd;p=users%2Fjedix%2Flinux-maple.git

kobject: increase allowed number of uevent variables

SBS battery driver exposes 32 power supply properties now,
which will result in uevent failure on (un)plugging the
battery. Other drivers (e.g. bq27xxx) are also coming close
to this limit, so increase it.

Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Reviewed-by: Emil Velikov <emil.velikov@collabora.com>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
---

diff --git a/include/linux/kobject.h b/include/linux/kobject.h
index e2ca0a292e210..75e822569e394 100644
--- a/include/linux/kobject.h
+++ b/include/linux/kobject.h
@@ -29,7 +29,7 @@
 #include <linux/uidgid.h>
 
 #define UEVENT_HELPER_PATH_LEN		256
-#define UEVENT_NUM_ENVP			32	/* number of env pointers */
+#define UEVENT_NUM_ENVP			64	/* number of env pointers */
 #define UEVENT_BUFFER_SIZE		2048	/* buffer for the variables */
 
 #ifdef CONFIG_UEVENT_HELPER