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Code Issues Releases Wiki Activity

USB: sisusbvga: Remove unneeded variable

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Remove unneeded variable ret in function sisusb_set_default_mode.

Change return type of sisusb_set_default_mode from int to void
as it never fails.

Issue identified by coccicheck

Signed-off-by: Hariprasad Kelam <hariprasad.kelam@gmail.com>
-----
changes in v2: Change return type of sisusb_set_default_mode from int to
void as it never fails

changes in v3: Update changelog
----

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Hariprasad Kelam 2019-06-09 08:37:52 +05:30 committed by Greg Kroah-Hartman
parent 4c06a42e82
commit a3fe2605a6
1 changed files with 4 additions and 6 deletions
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10
drivers/usb/misc/sisusbvga/sisusb.c
View file

@ -1747,10 +1747,10 @@ static int sisusb_setup_screen(struct sisusb_usb_data *sisusb,
return ret;
}
static int sisusb_set_default_mode(struct sisusb_usb_data *sisusb,
static void sisusb_set_default_mode(struct sisusb_usb_data *sisusb,
int touchengines)
{
int ret = 0, i, j, modex, bpp, du;
int i, j, modex, bpp, du;
u8 sr31, cr63, tmp8;
static const char attrdata[] = {
0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
@ -1873,8 +1873,6 @@ static int sisusb_set_default_mode(struct sisusb_usb_data *sisusb,
}
SETIREG(SISCR, 0x34, 0x44); /* we just set std mode #44 */
return ret;
}
static int sisusb_init_gfxcore(struct sisusb_usb_data *sisusb)
@ -2019,7 +2017,7 @@ static int sisusb_init_gfxcore(struct sisusb_usb_data *sisusb)
ret |= SETIREG(SISCR, 0x83, 0x00);
ret |= sisusb_set_default_mode(sisusb, 0);
sisusb_set_default_mode(sisusb, 0);
ret |= SETIREGAND(SISSR, 0x21, 0xdf);
ret |= SETIREGOR(SISSR, 0x01, 0x20);
@ -2246,7 +2244,7 @@ static int sisusb_init_gfxdevice(struct sisusb_usb_data *sisusb, int initscreen)
if (sisusb_init_gfxcore(sisusb) == 0) {
sisusb->gfxinit = 1;
sisusb_get_ramconfig(sisusb);
ret |= sisusb_set_default_mode(sisusb, 1);
sisusb_set_default_mode(sisusb, 1);
ret |= sisusb_setup_screen(sisusb, 1, initscreen);
}
}