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Free I/O buffers when we are finished with them!

pull/1/head
Michael Brown 2007-05-25 16:01:31 +00:00
parent 54138f28f6
commit 6006bed530
1 changed files with 4 additions and 1 deletions
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5
src/core/posix_io.c
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@ -78,6 +78,7 @@ static void posix_file_free ( struct refcnt *refcnt ) {
struct io_buffer *tmp; struct io_buffer *tmp;
list_for_each_entry_safe ( iobuf, tmp, &file->data, list ) { list_for_each_entry_safe ( iobuf, tmp, &file->data, list ) {
list_del ( &iobuf->list );
free_iob ( iobuf ); free_iob ( iobuf );
} }
free ( file ); free ( file );
@ -279,8 +280,10 @@ ssize_t read_user ( int fd, userptr_t buffer, off_t offset, size_t max_len ) {
copy_to_user ( buffer, offset, iobuf->data, copy_to_user ( buffer, offset, iobuf->data,
frag_len ); frag_len );
iob_pull ( iobuf, frag_len ); iob_pull ( iobuf, frag_len );
if ( ! iob_len ( iobuf ) ) if ( ! iob_len ( iobuf ) ) {
list_del ( &iobuf-> list );
free_iob ( iobuf ); free_iob ( iobuf );
}
file->pos += frag_len; file->pos += frag_len;
len += frag_len; len += frag_len;
offset += frag_len; offset += frag_len;