[054/129] UBI: make vid_hdr non-static

From: Greg KH
Date: Mon Jan 23 2012 - 22:06:40 EST


3.2-stable review patch. If anyone has any objections, please let me know.

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Content-Length: 931
Lines: 30

From: Richard Weinberger <rw@xxxxxxxxxxxxx>

commit 6bdccffe8c4268d02f71873102131fb6ed37ed9a upstream.

Remove 'static' modifier from the 'vid_hdr' local variable. I do not know
how it slipped in, but this is a bug and will break UBI if someone attaches
2 UBI volumes at the same time.

Artem: amended teh commit message, added -stable.

Signed-off-by: Richard Weinberger <rw@xxxxxxxxxxxxx>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@xxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>

---
drivers/mtd/ubi/vtbl.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/mtd/ubi/vtbl.c
+++ b/drivers/mtd/ubi/vtbl.c
@@ -306,7 +306,7 @@ static int create_vtbl(struct ubi_device
int copy, void *vtbl)
{
int err, tries = 0;
- static struct ubi_vid_hdr *vid_hdr;
+ struct ubi_vid_hdr *vid_hdr;
struct ubi_scan_leb *new_seb;

ubi_msg("create volume table (copy #%d)", copy + 1);


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