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drivers/bch: Adjust f_pos with the correct value

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Fix the problem reported by:
https://github.com/apache/incubator-nuttx/issues/6619

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
This commit is contained in:
Xiang Xiao 2022-07-17 20:17:21 +08:00 committed by Petro Karashchenko
parent 3276438984
commit 02ea79365a
1 changed files with 6 additions and 6 deletions
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12
drivers/bch/bchdev_driver.c
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@ -294,7 +294,7 @@ static ssize_t bch_read(FAR struct file *filep, FAR char *buffer, size_t len)
{ {
FAR struct inode *inode = filep->f_inode; FAR struct inode *inode = filep->f_inode;
FAR struct bchlib_s *bch; FAR struct bchlib_s *bch;
int ret; ssize_t ret;
DEBUGASSERT(inode && inode->i_private); DEBUGASSERT(inode && inode->i_private);
bch = (FAR struct bchlib_s *)inode->i_private; bch = (FAR struct bchlib_s *)inode->i_private;
@ -302,13 +302,13 @@ static ssize_t bch_read(FAR struct file *filep, FAR char *buffer, size_t len)
ret = bchlib_semtake(bch); ret = bchlib_semtake(bch);
if (ret < 0) if (ret < 0)
{ {
return (ssize_t)ret; return ret;
} }
ret = bchlib_read(bch, buffer, filep->f_pos, len); ret = bchlib_read(bch, buffer, filep->f_pos, len);
if (ret > 0) if (ret > 0)
{ {
filep->f_pos += len; filep->f_pos += ret;
} }
bchlib_semgive(bch); bchlib_semgive(bch);
@ -324,7 +324,7 @@ static ssize_t bch_write(FAR struct file *filep, FAR const char *buffer,
{ {
FAR struct inode *inode = filep->f_inode; FAR struct inode *inode = filep->f_inode;
FAR struct bchlib_s *bch; FAR struct bchlib_s *bch;
int ret = -EACCES; ssize_t ret = -EACCES;
DEBUGASSERT(inode && inode->i_private); DEBUGASSERT(inode && inode->i_private);
bch = (FAR struct bchlib_s *)inode->i_private; bch = (FAR struct bchlib_s *)inode->i_private;
@ -334,13 +334,13 @@ static ssize_t bch_write(FAR struct file *filep, FAR const char *buffer,
ret = bchlib_semtake(bch); ret = bchlib_semtake(bch);
if (ret < 0) if (ret < 0)
{ {
return (ssize_t)ret; return ret;
} }
ret = bchlib_write(bch, buffer, filep->f_pos, len); ret = bchlib_write(bch, buffer, filep->f_pos, len);
if (ret > 0) if (ret > 0)
{ {
filep->f_pos += len; filep->f_pos += ret;
} }
bchlib_semgive(bch); bchlib_semgive(bch);