It looks like there's some seepage of cmdline stuff into
the generic device tree code. This conflicts with the
generic cmdline implementation so I remove it in the case
when that's enabled.

Cc: xe-linux-exter...@cisco.com
Signed-off-by: Ruslan Ruslichenko <rrusl...@cisco.com>
Signed-off-by: Daniel Walker <danie...@cisco.com>
---
 drivers/of/fdt.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c
index feb0f2d67fc5..e25240d84632 100644
--- a/drivers/of/fdt.c
+++ b/drivers/of/fdt.c
@@ -25,6 +25,7 @@
 #include <linux/serial_core.h>
 #include <linux/sysfs.h>
 #include <linux/random.h>
+#include <linux/cmdline.h>
 
 #include <asm/setup.h>  /* for COMMAND_LINE_SIZE */
 #include <asm/page.h>
@@ -1050,6 +1051,16 @@ int __init early_init_dt_scan_chosen(unsigned long node, 
const char *uname,
 
        /* Retrieve command line */
        p = of_get_flat_dt_prop(node, "bootargs", &l);
+
+#ifdef CONFIG_GENERIC_CMDLINE
+       /*
+        * The builtin command line will be added here, or it can override
+        * with the DT bootargs.
+        */
+       cmdline_add_builtin(data,
+                           (l > 0 ? p : NULL), /* This is sanity checking */
+                           COMMAND_LINE_SIZE);
+#else
        if (p != NULL && l > 0)
                strlcpy(data, p, min(l, COMMAND_LINE_SIZE));
 
@@ -1070,6 +1081,7 @@ int __init early_init_dt_scan_chosen(unsigned long node, 
const char *uname,
                strlcpy(data, CONFIG_CMDLINE, COMMAND_LINE_SIZE);
 #endif
 #endif /* CONFIG_CMDLINE */
+#endif /* CONFIG_GENERIC_CMDLINE */
 
        pr_debug("Command line is: %s\n", (char *)data);
 
-- 
2.25.1

Reply via email to