load_linux: the command line pointer depends on real_mode_base

The command line pointer depends on real_mode_base, so we can't set it
up until we know where the real mode code will actually land.

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>

1 files changed, 12 insertions, 12 deletions

diff --git a/com32/lib/syslinux/load_linux.c b/com32/lib/syslinux/load_linux.c
index 89e43d24..f70682f0 100644
--- a/com32/lib/syslinux/load_linux.c
+++ b/com32/lib/syslinux/load_linux.c
@@ -301,18 +301,6 @@ int syslinux_boot_linux(void *kernel_buf, size_t kernel_size,
 	}
     }
 
-    /* Set up the command line */
-    if (hdr.version >= 0x0202) {
-	whdr->cmd_line_ptr = real_mode_base + cmdline_offset;
-    } else {
-	whdr->old_cmd_line_magic = OLD_CMDLINE_MAGIC;
-	whdr->old_cmd_line_offset = cmdline_offset;
-	if (hdr.version >= 0x0200) {
-	    /* Be paranoid and round up to a multiple of 16 */
-	    whdr->setup_move_size = (cmdline_offset + cmdline_size + 15) & ~15;
-	}
-    }
-
     /* Get the memory map */
     mmap = syslinux_memory_map();	/* Memory map for shuffle_boot */
     amap = syslinux_dup_memmap(mmap);	/* Keep track of available memory */
@@ -401,6 +389,18 @@ int syslinux_boot_linux(void *kernel_buf, size_t kernel_size,
 	}
     }
 
+    /* Set up the command line information in the header */
+    if (hdr.version >= 0x0202) {
+	whdr->cmd_line_ptr = real_mode_base + cmdline_offset;
+    } else {
+	whdr->old_cmd_line_magic = OLD_CMDLINE_MAGIC;
+	whdr->old_cmd_line_offset = cmdline_offset;
+	if (hdr.version >= 0x0200) {
+	    /* Be paranoid and round up to a multiple of 16 */
+	    whdr->setup_move_size = (cmdline_offset + cmdline_size + 15) & ~15;
+	}
+    }
+
     if (syslinux_add_movelist(&fraglist, real_mode_base, (addr_t) kernel_buf,
 			      real_mode_size))
 	goto bail;