1 files changed, 58 insertions, 0 deletions
diff --git a/system/nvidia-legacy390-driver/nvidia-installer-removed-sysctl-h.patch b/system/nvidia-legacy390-driver/nvidia-installer-removed-sysctl-h.patch
new file mode 100644
index 0000000000..df61dfa85d
--- /dev/null
+++ b/system/nvidia-legacy390-driver/nvidia-installer-removed-sysctl-h.patch
@@ -0,0 +1,58 @@
+diff -Nur nvidia-installer-390.143.orig/kernel.c nvidia-installer-390.143/kernel.c
+--- nvidia-installer-390.143.orig/kernel.c	2021-03-12 02:29:56.000000000 -0500
++++ nvidia-installer-390.143/kernel.c	2021-06-23 11:15:12.813980616 -0400
+@@ -23,7 +23,6 @@
+ #include <sys/utsname.h>
+ #include <sys/types.h>
+ #include <sys/stat.h>
+-#include <sys/sysctl.h>
+ #include <ctype.h>
+ #include <stdlib.h>
+ #include <dirent.h>
+@@ -1055,9 +1050,9 @@
+ #define PRINTK_LOGLEVEL_KERN_ALERT 1
+ 
+ /*
+- * Attempt to set the printk loglevel, first using the /proc/sys interface,
+- * and falling back to the deprecated sysctl if that fails. Pass the previous
+- * loglevel back to the caller and return TRUE on success, or FALSE on failure.
++ * Attempt to set the printk loglevel using the /proc/sys interface.
++ * Pass the previous loglevel back to the caller and return TRUE on success,
++ * or FALSE on failure.
+  */
+ static int set_loglevel(int level, int *old_level)
+ {
+@@ -1067,6 +1062,9 @@
+     fp = fopen("/proc/sys/kernel/printk", "r+");
+     if (fp) {
+         if (!old_level || fscanf(fp, "%d ", old_level) == 1) {
++            /* Use a dynamic buffer for the string: the kernel does not range
++             * check the loglevel, so the value reported by the procfs file
++             * may have an unknown number of digits. */
+             char *strlevel = nvasprintf("%d", level);
+ 
+             fseek(fp, 0, SEEK_SET);
+@@ -1079,23 +1077,6 @@
+         fclose(fp);
+     }
+ 
+-    if (!loglevel_set) {
+-        /*
+-         * Explicitly initialize the value of len, even though it looks like the
+-         * syscall should do that, since in practice it doesn't always actually
+-         * set the value of the pointed-to length parameter.
+-         */
+-        size_t len = sizeof(int);
+-        int name[] = { CTL_KERN, KERN_PRINTK };
+-
+-        if (!old_level ||
+-            sysctl(name, ARRAY_LEN(name), old_level, &len, NULL, 0) == 0) {
+-            if (sysctl(name, ARRAY_LEN(name), NULL, 0, &level, len) == 0) {
+-                loglevel_set = TRUE;
+-            }
+-        }
+-    }
+-
+     return loglevel_set;
+ }
+