[PATCH v2] vmalloc.c: fix double error checking

From: Figo.zhang
Date: Tue Jul 07 2009 - 22:12:24 EST


it is no need for double error checking.

in v2, if vmap_pud_ranger() error, directly return err.

Signed-off-by: Figo.zhang <figo1802@xxxxxxxxx>
---
mm/vmalloc.c | 4 +---
1 files changed, 1 insertions(+), 3 deletions(-)

diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index f8189a4..ed6b4b9 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -168,11 +168,9 @@ static int vmap_page_range_noflush(unsigned long
start, unsigned long end,
next = pgd_addr_end(addr, end);
err = vmap_pud_range(pgd, addr, next, prot, pages, &nr);
if (err)
- break;
+ return err;
} while (pgd++, addr = next, addr != end);

- if (unlikely(err))
- return err;
return nr;
}



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