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authorTheodore Ts'o <tytso@mit.edu>2011-01-10 12:10:07 -0500
committerTheodore Ts'o <tytso@mit.edu>2011-01-10 12:10:07 -0500
commiteaeef86718249f5c75b1370f77a9bc11f196a01c (patch)
treec499488c48742d3eecc68275414dbdf58efbc9d9 /fs/ext4
parent932596366760e3f0dac9998665af1c49afcc4285 (diff)
ext4: clean up ext4_xattr_list()'s error code checking and return strategy
Any time you see code that tries to add error codes together, you should want to claw your eyes out... Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs/ext4')
-rw-r--r--fs/ext4/xattr.c26
1 files changed, 13 insertions, 13 deletions
diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c
index fa4b899da4b3..ca6ca14a827d 100644
--- a/fs/ext4/xattr.c
+++ b/fs/ext4/xattr.c
@@ -427,23 +427,23 @@ cleanup:
static int
ext4_xattr_list(struct dentry *dentry, char *buffer, size_t buffer_size)
{
- int i_error, b_error;
+ int ret, ret2;
down_read(&EXT4_I(dentry->d_inode)->xattr_sem);
- i_error = ext4_xattr_ibody_list(dentry, buffer, buffer_size);
- if (i_error < 0) {
- b_error = 0;
- } else {
- if (buffer) {
- buffer += i_error;
- buffer_size -= i_error;
- }
- b_error = ext4_xattr_block_list(dentry, buffer, buffer_size);
- if (b_error < 0)
- i_error = 0;
+ ret = ret2 = ext4_xattr_ibody_list(dentry, buffer, buffer_size);
+ if (ret < 0)
+ goto errout;
+ if (buffer) {
+ buffer += ret;
+ buffer_size -= ret;
}
+ ret = ext4_xattr_block_list(dentry, buffer, buffer_size);
+ if (ret < 0)
+ goto errout;
+ ret += ret2;
+errout:
up_read(&EXT4_I(dentry->d_inode)->xattr_sem);
- return i_error + b_error;
+ return ret;
}
/*