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authorLinus Walleij <linus.walleij@linaro.org>2015-10-15 15:08:46 +0200
committerBrian Norris <computersforpeace@gmail.com>2015-11-10 17:56:06 -0800
commit9498440fff21649cabe529f1d9d4e3bc668fc125 (patch)
treefe619137b1978e0d0f8e876c69be34df1772c357
parent8cf980185d2bf672a5c1d03935f1f165836bb4b0 (diff)
mtd: afs: break out v1 footer magic to a define
Break out the magic number to a #defined constant. Cc: Ryan Harkin <ryan.harkin@linaro.org> Cc: Liviu Dudau <liviu.dudau@arm.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Brian Norris <computersforpeace@gmail.com>
-rw-r--r--drivers/mtd/afs.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/mtd/afs.c b/drivers/mtd/afs.c
index 9af00528586f..d09280ae12bd 100644
--- a/drivers/mtd/afs.c
+++ b/drivers/mtd/afs.c
@@ -34,6 +34,8 @@
#include <linux/mtd/map.h>
#include <linux/mtd/partitions.h>
+#define AFSV1_FOOTER_MAGIC 0xA0FFFF9F
+
struct footer_v1 {
u32 image_info_base; /* Address of first word of ImageFooter */
u32 image_start; /* Start of area reserved by this footer */
@@ -90,7 +92,7 @@ afs_read_footer_v1(struct mtd_info *mtd, u_int *img_start, u_int *iis_start,
/*
* Does it contain the magic number?
*/
- if (fs.signature != 0xa0ffff9f)
+ if (fs.signature != AFSV1_FOOTER_MAGIC)
ret = 0;
/*