This patch replaces calls to sys_* with filp_open and vfs_read. And since this
is the last driver in the kernel that uses sys_{read,close}, it kills the
exports as well. sys_open is left exported for sparc64 only.
Cc: Takashi Iwai <[EMAIL PROTECTED]>
Signed-off-by: Eugene Teo <[EMAIL PROTECTED]>
Signed-off-by: Arjan van de Ven <[EMAIL PROTECTED]>
---
fs/open.c | 4 +-
fs/read_write.c | 1 -
sound/isa/wavefront/wavefront_synth.c | 47 +++++++++++++++-----------------
3 files changed, 24 insertions(+), 28 deletions(-)
diff --git a/fs/open.c b/fs/open.c
index 1d9e5e9..dc121ce 100644
--- a/fs/open.c
+++ b/fs/open.c
@@ -1056,7 +1056,9 @@ asmlinkage long sys_open(const char __user *filename, int
flags, int mode)
prevent_tail_call(ret);
return ret;
}
+#ifdef CONFIG_SPARC64
EXPORT_SYMBOL_GPL(sys_open);
+#endif
asmlinkage long sys_openat(int dfd, const char __user *filename, int flags,
int mode)
@@ -1148,8 +1150,6 @@ out_unlock:
return -EBADF;
}
-EXPORT_SYMBOL(sys_close);
-
/*
* This routine simulates a hangup on the tty, to arrange that users
* are given clean terminals at login time.
diff --git a/fs/read_write.c b/fs/read_write.c
index 507ddff..d913d1e 100644
--- a/fs/read_write.c
+++ b/fs/read_write.c
@@ -370,7 +370,6 @@ asmlinkage ssize_t sys_read(unsigned int fd, char __user *
buf, size_t count)
return ret;
}
-EXPORT_SYMBOL_GPL(sys_read);
asmlinkage ssize_t sys_write(unsigned int fd, const char __user * buf, size_t
count)
{
diff --git a/sound/isa/wavefront/wavefront_synth.c
b/sound/isa/wavefront/wavefront_synth.c
index bacc51c..40eefa2 100644
--- a/sound/isa/wavefront/wavefront_synth.c
+++ b/sound/isa/wavefront/wavefront_synth.c
@@ -1941,8 +1941,6 @@ wavefront_reset_to_cleanliness (snd_wavefront_t *dev)
#include <linux/fs.h>
#include <linux/mm.h>
#include <linux/slab.h>
-#include <linux/unistd.h>
-#include <linux/syscalls.h>
#include <asm/uaccess.h>
@@ -1953,10 +1951,10 @@ wavefront_download_firmware (snd_wavefront_t *dev, char
*path)
unsigned char section[WF_SECTION_MAX];
signed char section_length; /* yes, just a char; max value is
WF_SECTION_MAX */
int section_cnt_downloaded = 0;
- int fd;
- int c;
- int i;
- mm_segment_t fs;
+ int c, i, ret = 0;
+ mm_segment_t fs = get_fs();
+ struct file *filp;
+ loff_t pos;
/* This tries to be a bit cleverer than the stuff Alan Cox did for
the generic sound firmware, in that it actually knows
@@ -1968,20 +1966,20 @@ wavefront_download_firmware (snd_wavefront_t *dev, char
*path)
42 bytes (well, WF_SECTION_MAX) long.
*/
- fs = get_fs();
- set_fs (get_ds());
+ set_fs(get_ds());
- if ((fd = sys_open ((char __user *) path, 0, 0)) < 0) {
- snd_printk ("Unable to load \"%s\".\n",
- path);
+ filp = filp_open(path, 0, 0);
+ if (IS_ERR(filp)) {
+ snd_printk("Unable to load \"%s\".\n", path);
return 1;
}
while (1) {
int x;
- if ((x = sys_read (fd, (char __user *) §ion_length, sizeof
(section_length))) !=
- sizeof (section_length)) {
+ pos = filp->f_pos;
+ x = vfs_read(filp, (char __user *) §ion_length,
sizeof(section_length), &pos);
+ if (x != sizeof(section_length)) {
snd_printk ("firmware read error.\n");
goto failure;
}
@@ -1996,9 +1994,10 @@ wavefront_download_firmware (snd_wavefront_t *dev, char
*path)
goto failure;
}
- if (sys_read (fd, (char __user *) section, section_length) !=
section_length) {
- snd_printk ("firmware section "
- "read error.\n");
+ pos = filp->f_pos;
+ x = vfs_read(filp, (char __user *) section, section_length,
&pos);
+ if (x != section_length) {
+ snd_printk ("firmware section read error.\n");
goto failure;
}
@@ -2034,19 +2033,17 @@ wavefront_download_firmware (snd_wavefront_t *dev, char
*path)
}
}
+ goto success;
- sys_close (fd);
- set_fs (fs);
- return 0;
-
- failure:
- sys_close (fd);
- set_fs (fs);
+failure:
+ ret = 1;
snd_printk ("firmware download failed!!!\n");
- return 1;
+success:
+ filp_close(filp, current->files);
+ set_fs (fs);
+ return ret;
}
-
static int __devinit
wavefront_do_reset (snd_wavefront_t *dev)
-
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