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nfsd: Fix memory leak in nfsd_getxattr 

Fix a memory leak in nfsd_getxattr. nfsd_getxattr should free up memory
	that it allocated if vfs_getxattr fails.

Signed-off-by: Krishna Kumar <krkumar2@in.ibm.com>
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
This commit is contained in:
Krishna Kumar 2008-10-22 14:48:36 +05:30 committed by J. Bruce Fields
parent 1cd9cd161c
commit 6c6a426fdc
1 changed files with 5 additions and 1 deletions
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6
fs/nfsd/vfs.c
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@ -410,6 +410,7 @@ out_nfserr:
static ssize_t nfsd_getxattr(struct dentry *dentry, char *key, void **buf)
{
ssize_t buflen;
ssize_t ret;
buflen = vfs_getxattr(dentry, key, NULL, 0);
if (buflen <= 0)
@ -419,7 +420,10 @@ static ssize_t nfsd_getxattr(struct dentry *dentry, char *key, void **buf)
if (!*buf)
return -ENOMEM;
return vfs_getxattr(dentry, key, *buf, buflen);
ret = vfs_getxattr(dentry, key, *buf, buflen);
if (ret < 0)
kfree(*buf);
return ret;
}
#endif