[PATCH] fs/ntfs3: return -ERANGE for short xattr buffers

[Baolin Liu]

From: Baolin Liu <liubaolin@xxxxxxxxxx>

ntfs3 currently returns -ENODATA when the xattr exists
but the user buffer is too small.
Return -ERANGE instead.

Signed-off-by: Baolin Liu <liubaolin@xxxxxxxxxx>
---
 fs/ntfs3/xattr.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/fs/ntfs3/xattr.c b/fs/ntfs3/xattr.c
index 9743a63a152e..0a19668e970d 100644
--- a/fs/ntfs3/xattr.c
+++ b/fs/ntfs3/xattr.c
@@ -781,7 +781,7 @@ static int ntfs_getxattr(const struct xattr_handler *handler, struct dentry *de,
 		if (!buffer) {
 			err = sizeof(u8);
 		} else if (size < sizeof(u8)) {
-			err = -ENODATA;
+			err = -ERANGE;
 		} else {
 			err = sizeof(u8);
 			*(u8 *)buffer = le32_to_cpu(ni->std_fa);
@@ -795,7 +795,7 @@ static int ntfs_getxattr(const struct xattr_handler *handler, struct dentry *de,
 		if (!buffer) {
 			err = sizeof(u32);
 		} else if (size < sizeof(u32)) {
-			err = -ENODATA;
+			err = -ERANGE;
 		} else {
 			err = sizeof(u32);
 			*(u32 *)buffer = le32_to_cpu(ni->std_fa);
@@ -835,7 +835,7 @@ static int ntfs_getxattr(const struct xattr_handler *handler, struct dentry *de,
 		if (!buffer) {
 			err = sd_size;
 		} else if (size < sd_size) {
-			err = -ENODATA;
+			err = -ERANGE;
 		} else {
 			err = sd_size;
 			memcpy(buffer, sd, sd_size);
-- 
2.51.0