| Message ID | 20220425110845.415439-1-renyu@nfschina.com |
|---|---|
| State | New |
| Headers | show |
| Series | plat-omap: check return value of ioremap() | expand |
Hi, * Ren Yu <renyu@nfschina.com> [220425 11:08]: > When ioremap() failed,return err This file is no longer being used and getting removed in Linux next. See commit 7058e68c2fed ("ARM: omap: remove debug-leds driver"). Thanks, Tony > Signed-off-by: Ren Yu <renyu@nfschina.com> > --- > arch/arm/plat-omap/debug-leds.c | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/arch/arm/plat-omap/debug-leds.c b/arch/arm/plat-omap/debug-leds.c > index 2b698d074874..bf5034e10f6e 100644 > --- a/arch/arm/plat-omap/debug-leds.c > +++ b/arch/arm/plat-omap/debug-leds.c > @@ -109,6 +109,9 @@ static int fpga_probe(struct platform_device *pdev) > return -ENODEV; > > fpga = ioremap(iomem->start, resource_size(iomem)); > + if (!fpga) > + return -ENOMEM; > + > writew_relaxed(0xff, &fpga->leds); > > for (i = 0; i < ARRAY_SIZE(dbg_leds); i++) { > -- > 2.25.1 >
diff --git a/arch/arm/plat-omap/debug-leds.c b/arch/arm/plat-omap/debug-leds.c index 2b698d074874..bf5034e10f6e 100644 --- a/arch/arm/plat-omap/debug-leds.c +++ b/arch/arm/plat-omap/debug-leds.c @@ -109,6 +109,9 @@ static int fpga_probe(struct platform_device *pdev) return -ENODEV; fpga = ioremap(iomem->start, resource_size(iomem)); + if (!fpga) + return -ENOMEM; + writew_relaxed(0xff, &fpga->leds); for (i = 0; i < ARRAY_SIZE(dbg_leds); i++) {
When ioremap() failed,return err Signed-off-by: Ren Yu <renyu@nfschina.com> --- arch/arm/plat-omap/debug-leds.c | 3 +++ 1 file changed, 3 insertions(+)