eCryptfs: Fix min function comparison warning

Tyler Hicks · Tyler Hicks · commit ac20100df7a7 · 2009-04-27T13:31:12.000-05:00
This warning shows up on 64 bit builds:

fs/ecryptfs/inode.c:693: warning: comparison of distinct pointer types
lacks a cast

Signed-off-by: Tyler Hicks &lt;tyhicks@linux.vnet.ibm.com&gt;
diff --git a/fs/ecryptfs/inode.c b/fs/ecryptfs/inode.c
@@ -690,7 +690,7 @@ ecryptfs_readlink(struct dentry *dentry, char __user *buf, int bufsiz)
 		}
 		/* Check for bufsiz <= 0 done in sys_readlinkat() */
 		rc = copy_to_user(buf, plaintext_name,
-				  min((unsigned) bufsiz, plaintext_name_size));
+				  min((size_t) bufsiz, plaintext_name_size));
 		if (rc)
 			rc = -EFAULT;
 		else

Original file line number	Diff line number	Diff line change
`@@ -690,7 +690,7 @@ ecryptfs_readlink(struct dentry dentry, char __user buf, int bufsiz)`
`690`	`690`	`}`
`691`	`691`	`/* Check for bufsiz <= 0 done in sys_readlinkat() */`
`692`	`692`	`rc = copy_to_user(buf, plaintext_name,`
`693`		`- min((unsigned) bufsiz, plaintext_name_size));`
	`693`	`+ min((size_t) bufsiz, plaintext_name_size));`
`694`	`694`	`if (rc)`
`695`	`695`	`rc = -EFAULT;`
`696`	`696`	`else`