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-rw-r--r--fs/fuse/file.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index 63f27e47ef2c..037990342321 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -2961,6 +2961,13 @@ static long fuse_file_fallocate(struct file *file, int mode, loff_t offset,
}
}
+ if (!(mode & FALLOC_FL_KEEP_SIZE) &&
+ offset + length > i_size_read(inode)) {
+ err = inode_newsize_ok(inode, offset + length);
+ if (err)
+ return err;
+ }
+
if (!(mode & FALLOC_FL_KEEP_SIZE))
set_bit(FUSE_I_SIZE_UNSTABLE, &fi->state);