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CIFS: cleanup min_t() cast in cifs_read()

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Smatch complains that the cast to "int" in min_t() changes very large
values of current_read_size into negative values and so min_t()
could return the wrong value.  I removed the const as well, as that
doesn't do anything here.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Steve French <smfrench@gmail.com>
This commit is contained in:
Dan Carpenter 2011-10-18 12:41:35 +03:00 committed by Steve French
parent a5ff376966
commit 7748dd6eab
1 changed files with 2 additions and 2 deletions
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4
fs/cifs/file.c
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@ -1904,13 +1904,13 @@ static ssize_t cifs_read(struct file *file, char *read_data, size_t read_size,
for (total_read = 0, current_offset = read_data;
read_size > total_read;
total_read += bytes_read, current_offset += bytes_read) {
current_read_size = min_t(const int, read_size - total_read,
current_read_size = min_t(uint, read_size - total_read,
cifs_sb->rsize);
/* For windows me and 9x we do not want to request more
than it negotiated since it will refuse the read then */
if ((pTcon->ses) &&
!(pTcon->ses->capabilities & CAP_LARGE_FILES)) {
current_read_size = min_t(const int, current_read_size,
current_read_size = min_t(uint, current_read_size,
CIFSMaxBufSize);
}
rc = -EAGAIN;