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authorFabian Frederick <fabf@skynet.be>2015-04-08 21:23:51 +0200
committerJan Kara <jack@suse.cz>2015-05-18 11:23:03 +0200
commit5ceb8b554dcaaf6844415cd2616ce2e0132530fa (patch)
treec80877de890e6f3ab8d47aae705d39401031efb8 /fs/udf/dir.c
parentc0655fe9b0901a968800f56687be3c62b4cce5d2 (diff)
udf: Return -ENOMEM when allocation fails in udf_get_filename()
Return -ENOMEM when allocation fails in udf_get_filename(). Update udf_pc_to_char(), udf_readdir(), and udf_find_entry() to handle the error appropriately. This allows us to pass appropriate error to userspace instead of corrupting symlink contents by omitting some path elements. Signed-off-by: Fabian Frederick <fabf@skynet.be> Signed-off-by: Jan Kara <jack@suse.cz>
Diffstat (limited to 'fs/udf/dir.c')
-rw-r--r--fs/udf/dir.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/udf/dir.c b/fs/udf/dir.c
index 541a12b5792d..fcf227eb2c51 100644
--- a/fs/udf/dir.c
+++ b/fs/udf/dir.c
@@ -168,7 +168,7 @@ static int udf_readdir(struct file *file, struct dir_context *ctx)
}
flen = udf_get_filename(sb, nameptr, lfi, fname, UDF_NAME_LEN);
- if (!flen)
+ if (flen <= 0)
continue;
tloc = lelb_to_cpu(cfi.icb.extLocation);