um: fix ubd_file_size for read-only files

PATCH Applied Martin Pärtel 2 participants 2 messages Jun 7, 2012 User-mode Linux (UML)

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Martin Pärtel

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2012-06-07 14:39 UTC #0 lore raw

PATCH 1/1 um: fix ubd_file_size for read-only files

Made ubd_file_size not request write access. Fixes use of read-only images.

Signed-off-by Martin Pärtel <[email protected]>

---

arch/um/drivers/ubd_kern.c +1 -1

diff -uprN -X linux-3.4.1/Documentation/dontdiff linux-3.4.1/arch/um/drivers/ubd_kern.c linux-3.4.1-mod/arch/um/drivers/ubd_kern.c
@@ -514,7 +514,7 @@ static inline int ubd_file_size(struct u
 		goto out;
 	}
 
-	fd = os_open_file(ubd_dev->file, global_openflags, 0);
+	fd = os_open_file(ubd_dev->file, of_read(OPENFLAGS()), 0);
 	if (fd < 0)
 		return fd;

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Richard Weinberger

Applied

2012-06-07 23:26 UTC #1 lore raw

Am 07.06.2012 16:39, schrieb Martin Pärtel:

Quoted 3 lines

Made ubd_file_size not request write access. Fixes use of read-only images.
Signed-off-by Martin Pärtel <[email protected]>

Applied!

Thanks,
//richard