MIPS: Don't add leading spacing to command lines

[karo-tx-linux.git] / arch / mips / kernel / setup.c

diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c
index 693e8d1a174c4c87256cead0d53db349df183eb0..38815f78c819bac24bd986cbe7bfe4eaccc8d6f8 100644 (file)
--- a/arch/mips/kernel/setup.c
+++ b/arch/mips/kernel/setup.c
@@ -673,13 +673,15 @@ static void __init arch_mem_init(char **cmdline_p)
                strlcpy(boot_command_line, arcs_cmdline, COMMAND_LINE_SIZE);
 
        if (EXTEND_WITH_PROM && arcs_cmdline[0]) {
-               strlcat(boot_command_line, " ", COMMAND_LINE_SIZE);
+               if (boot_command_line[0])
+                       strlcat(boot_command_line, " ", COMMAND_LINE_SIZE);
                strlcat(boot_command_line, arcs_cmdline, COMMAND_LINE_SIZE);
        }
 
 #if defined(CONFIG_CMDLINE_BOOL)
        if (builtin_cmdline[0]) {
-               strlcat(boot_command_line, " ", COMMAND_LINE_SIZE);
+               if (boot_command_line[0])
+                       strlcat(boot_command_line, " ", COMMAND_LINE_SIZE);
                strlcat(boot_command_line, builtin_cmdline, COMMAND_LINE_SIZE);
        }
 #endif