[PATCH] fs/buffer.c: remove unneeded code

[cgel . zte]

From: Lv Ruyi <lv.ruyi@xxxxxxxxxx>

fix clang warning: Value stored to 'err' is never read in line 2944.

Reported-by: Zeal Robot <zealci@xxxxxxxxxx>
Signed-off-by: Lv Ruyi <lv.ruyi@xxxxxxxxxx>
---
 fs/buffer.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/fs/buffer.c b/fs/buffer.c
index bfc566de36e5..b2045871e81c 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -2941,7 +2941,6 @@ int block_truncate_page(struct address_space *mapping,
 		pos += blocksize;
 	}
 
-	err = 0;
 	if (!buffer_mapped(bh)) {
 		WARN_ON(bh->b_size != blocksize);
 		err = get_block(inode, iblock, bh, 0);
-- 
2.25.1