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UBIFS: improve error reporting when reading bad node 

When an error happens during validation of read node, the typical situation is that
the LEB we read is unmapped (due to some bug). It is handy to include the mapping
status into the error message.

Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
This commit is contained in:
Artem Bityutskiy 2010-08-22 21:27:30 +03:00
parent 3bb66b47a4
commit 3a8fa0ed3e
1 changed files with 2 additions and 1 deletions
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3
fs/ubifs/io.c
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@ -815,7 +815,8 @@ int ubifs_read_node(const struct ubifs_info *c, void *buf, int type, int len,
return 0;
out:
ubifs_err("bad node at LEB %d:%d", lnum, offs);
ubifs_err("bad node at LEB %d:%d, LEB mapping status %d", lnum, offs,
ubi_is_mapped(c->ubi, lnum));
dbg_dump_node(c, buf);
dbg_dump_stack();
return -EINVAL;