[IA64] Fix wrong use of memparse in efi.c

The check of (end != cp) after memparse in efi.c looks wrong to me.
The result is that we can't use mem= and max_addr= kernel parameter at
the same time.

The following patch removed the check just like other arches do.

Signed-off-by: Zou Nan hai <nanhai.zou@intel.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>

1 files changed, 3 insertions, 11 deletions

diff --git a/arch/ia64/kernel/efi.c b/arch/ia64/kernel/efi.c
index d51c2f214875..9990320b6f9a 100644
--- a/arch/ia64/kernel/efi.c
+++ b/arch/ia64/kernel/efi.c
@@ -410,24 +410,16 @@ efi_init (void)
         efi_config_table_t *config_tables;
         efi_char16_t *c16;
         u64 efi_desc_size;
-        char *cp, *end, vendor[100] = "unknown";
+        char *cp, vendor[100] = "unknown";
         extern char saved_command_line[];
         int i;
 
         /* it's too early to be able to use the standard kernel command line support... */
         for (cp = saved_command_line; *cp; ) {
                 if (memcmp(cp, "mem=", 4) == 0) {
-                        cp += 4;
-                        mem_limit = memparse(cp, &end);
-                        if (end != cp)
-                                break;
-                        cp = end;
+                        mem_limit = memparse(cp + 4, &cp);
                 } else if (memcmp(cp, "max_addr=", 9) == 0) {
-                        cp += 9;
-                        max_addr = GRANULEROUNDDOWN(memparse(cp, &end));
-                        if (end != cp)
-                                break;
-                        cp = end;
+                        max_addr = GRANULEROUNDDOWN(memparse(cp + 9, &cp));
                 } else {
                         while (*cp != ' ' && *cp)
                                 ++cp;