[PATCH 11/15] staging: exfat: Clean up return codes - FFS_EOF

Valdis Kletnieks
2019-10-24T15:54:55Z

Convert FFS_EOF to return 0 for a zero-length read() as per 'man 2 read'.

Signed-off-by: Valdis Kletnieks <Valdis.Kletnieks@vt.edu>
---
drivers/staging/exfat/exfat.h | 1 -
drivers/staging/exfat/exfat_super.c | 2 +-
2 files changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/staging/exfat/exfat.h b/drivers/staging/exfat/exfat.h
index df7b99707aed..3ff7293fedd2 100644
--- a/drivers/staging/exfat/exfat.h
+++ b/drivers/staging/exfat/exfat.h
@@ -217,7 +217,6 @@ static inline u16 get_row_index(u16 i)
#define FFS_INVALIDFID 8
#define FFS_NOTOPENED 12
#define FFS_MAXOPENED 13
-#define FFS_EOF 15
#define FFS_ERROR 19

#define NUM_UPCASE 2918
diff --git a/drivers/staging/exfat/exfat_super.c b/drivers/staging/exfat/exfat_super.c
index a5c85dafefb4..a0c28fd8824b 100644
--- a/drivers/staging/exfat/exfat_super.c
+++ b/drivers/staging/exfat/exfat_super.c
@@ -717,7 +717,7 @@ static int ffsReadFile(struct inode *inode, struct file_id_t *fid, void *buffer,
if (count == 0) {
if (rcount)
*rcount = 0;
- ret = FFS_EOF;
+ ret = 0;
goto out;
}

--
2.23.0