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cramfs: propagate uncompression errors

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Decompression errors can arise due to corruption of compressed blocks on
flash or in memory.  This patch propagates errors detected during
decompression back to the block layer.

Signed-off-by: David VomLehn <dvomlehn@cisco.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
David VomLehn
2009-04-02 16:59:15 -07:00
committed by Linus Torvalds
parent 6e873ec71d
commit 98310e581e
2 changed files with 27 additions and 11 deletions
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2
fs/cramfs/uncompress.c
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@ -50,7 +50,7 @@ int cramfs_uncompress_block(void *dst, int dstlen, void *src, int srclen)
err:
printk("Error %d while decompressing!\n", err);
printk("%p(%d)->%p(%d)\n", src, srclen, dst, dstlen);
return 0;
return -EIO;
}
int cramfs_uncompress_init(void)