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fs/fat: add fat12 cluster check

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Signed-off-by: Josh Wu <josh.wu@atmel.com>
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Wu, Josh 2014-05-08 16:14:05 +08:00 committed by Tom Rini
parent 8b454eeeea
commit 06118973ed
1 changed files with 3 additions and 1 deletions
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4
include/fat.h
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@ -85,7 +85,9 @@
+ (mydata->fatsize != 32 ? 0 : \
(FAT2CPU16((dent)->starthi) << 16)))
#define CHECK_CLUST(x, fatsize) ((x) <= 1 || \
(x) >= ((fatsize) != 32 ? 0xfff0 : 0xffffff0))
(x) >= ((fatsize) != 32 ? \
((fatsize) != 16 ? 0xff0 : 0xfff0) : \
0xffffff0))
typedef struct boot_sector {
__u8 ignored[3]; /* Bootstrap code */