[PATCH] qnx4: remove orphan qnx4_is_free() declaration

[Gaosheng Cui]

The qnx4_is_free() has been removed by
commit 945ffe54bbd5 ("qnx4: remove write support"),
so remove the orphan declaration.

Signed-off-by: Gaosheng Cui <cuigaosheng1@xxxxxxxxxx>
---
 fs/qnx4/qnx4.h | 1 -
 1 file changed, 1 deletion(-)

diff --git a/fs/qnx4/qnx4.h b/fs/qnx4/qnx4.h
index 6283705466a4..8b6b10007269 100644
--- a/fs/qnx4/qnx4.h
+++ b/fs/qnx4/qnx4.h
@@ -28,7 +28,6 @@ extern unsigned long qnx4_block_map(struct inode *inode, long iblock);
 
 extern const struct inode_operations qnx4_dir_inode_operations;
 extern const struct file_operations qnx4_dir_operations;
-extern int qnx4_is_free(struct super_block *sb, long block);
 
 static inline struct qnx4_sb_info *qnx4_sb(struct super_block *sb)
 {
-- 
2.25.1