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usb: musb: remove redundant stack buffers

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aDate is always the empty string, so entirely pointless. The aRevision
formatting might as well be done as part of the pr_debug() call - that
also avoids it altogether if pr_debug is compiled out.

Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Signed-off-by: Bin Liu <b-liu@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Rasmus Villemoes 2016-09-12 21:48:36 -05:00 committed by Greg Kroah-Hartman
parent 48fed03b4b
commit 21b031fbd1
1 changed files with 5 additions and 7 deletions
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8
drivers/usb/musb/musb_core.c
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@ -1448,7 +1448,7 @@ static int musb_core_init(u16 musb_type, struct musb *musb)
{
u8 reg;
char *type;
char aInfo[90], aRevision[32], aDate[12];
char aInfo[90];
void __iomem *mbase = musb->mregs;
int status = 0;
int i;
@ -1482,7 +1482,6 @@ static int musb_core_init(u16 musb_type, struct musb *musb)
pr_debug("%s: ConfigData=0x%02x (%s)\n", musb_driver_name, reg, aInfo);
aDate[0] = 0;
if (MUSB_CONTROLLER_MHDRC == musb_type) {
musb->is_multipoint = 1;
type = "M";
@ -1497,11 +1496,10 @@ static int musb_core_init(u16 musb_type, struct musb *musb)
/* log release info */
musb->hwvers = musb_read_hwvers(mbase);
snprintf(aRevision, 32, "%d.%d%s", MUSB_HWVERS_MAJOR(musb->hwvers),
pr_debug("%s: %sHDRC RTL version %d.%d%s\n",
musb_driver_name, type, MUSB_HWVERS_MAJOR(musb->hwvers),
MUSB_HWVERS_MINOR(musb->hwvers),
(musb->hwvers & MUSB_HWVERS_RC) ? "RC" : "");
pr_debug("%s: %sHDRC RTL version %s %s\n",
musb_driver_name, type, aRevision, aDate);
/* configure ep0 */
musb_configure_ep0(musb);