[OpenBIOS] [PATCH 1/5] SPARC32: fix obp_arg.argv when no kernel command line specified

[Mark Cave-Ayland]

Make sure that obp_arg.argv is set to an empty string if no command line is
passed from QEMU. Otherwise the kernel will panic on startup when trying to
access it.

Signed-off-by: Mark Cave-Ayland 
---
 arch/sparc32/openbios.c | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/arch/sparc32/openbios.c b/arch/sparc32/openbios.c
index 17a6550..c03847c 100644
--- a/arch/sparc32/openbios.c
+++ b/arch/sparc32/openbios.c
@@ -922,14 +922,14 @@ arch_init( void )
    	ofmem_claim_virt(PAGE_ALIGN(kernel_image), PAGE_ALIGN(kernel_size), 0);
    }

-        kernel_cmdline = (const char *) fw_cfg_read_i32(FW_CFG_KERNEL_CMDLINE);
-        if (kernel_cmdline) {
-            cmdline = strdup(kernel_cmdline);
-            obp_arg.argv[1] = cmdline;
-        } else {
-	    cmdline = strdup("");
-	}
-	qemu_cmdline = (uint32_t)cmdline;
+    kernel_cmdline = (const char *) fw_cfg_read_i32(FW_CFG_KERNEL_CMDLINE);
+    if (kernel_cmdline) {
+        cmdline = strdup(kernel_cmdline);
+    } else {
+        cmdline = strdup("");
+    }
+    obp_arg.argv[1] = cmdline;
+    qemu_cmdline = (uint32_t)cmdline;

/* Setup nvram variables */
         push_str("/options");