diff mbox series

fs: direct-io: Remove redundant assignment to retval

Message ID 1619346807-47104-1-git-send-email-jiapeng.chong@linux.alibaba.com (mailing list archive)
State New
Headers show
Series fs: direct-io: Remove redundant assignment to retval | expand

Commit Message

Jiapeng Chong April 25, 2021, 10:33 a.m. UTC
Variable retval is set to zero but this value is never read as it is
overwritten with a new value later on, hence it is a redundant
assignment and can be removed.

Cleans up the following clang-analyzer warning:

fs/direct-io.c:1245:2: warning: Value stored to 'retval' is never read

Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
 fs/direct-io.c | 1 -
 1 file changed, 1 deletion(-)
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diff --git a/fs/direct-io.c b/fs/direct-io.c
index b2e86e7..b348264 100644
--- a/fs/direct-io.c
+++ b/fs/direct-io.c
@@ -1242,7 +1242,6 @@  static inline int drop_refcount(struct dio *dio)
-	retval = 0;
 	sdio.blkbits = blkbits;
 	sdio.blkfactor = i_blkbits - blkbits;
 	sdio.block_in_file = offset >> blkbits;