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-rw-r--r--lib/dynamic_debug.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/lib/dynamic_debug.c b/lib/dynamic_debug.c
index 8c88b892ebb8..6fc8622f0a83 100644
--- a/lib/dynamic_debug.c
+++ b/lib/dynamic_debug.c
@@ -525,14 +525,16 @@ EXPORT_SYMBOL(__dynamic_netdev_dbg);
#endif
-static __initdata char ddebug_setup_string[1024];
+#define DDEBUG_STRING_SIZE 1024
+static __initdata char ddebug_setup_string[DDEBUG_STRING_SIZE];
+
static __init int ddebug_setup_query(char *str)
{
- if (strlen(str) >= 1024) {
+ if (strlen(str) >= DDEBUG_STRING_SIZE) {
pr_warn("ddebug boot param string too large\n");
return 0;
}
- strcpy(ddebug_setup_string, str);
+ strlcpy(ddebug_setup_string, str, DDEBUG_STRING_SIZE);
return 1;
}