Re: ehci-dbg.c:656 fill_periodic_buffer() warn: variable dereferenced before check 'p.qh' (see line 599)

2012-09-13 Thread Alan Stern
.c:656 fill_periodic_buffer() warn: > variable dereferenced before check 'p.qh' (see line 599) > > vim +656 drivers/usb/chipidea/../host/ehci-dbg.c >596 >597 switch (hc32_to_cpu(ehci, tag)) { >598 case Q_TYPE

ehci-dbg.c:656 fill_periodic_buffer() warn: variable dereferenced before check 'p.qh' (see line 599)

2012-09-13 Thread Fengguang Wu
Hi Richard, FYI, there are new smatch warnings show up in commit 3807e26d69b9ad3864fe03224ebebc9610d5802e Author: Alek Du AuthorDate: Tue Jul 14 07:23:29 2009 +0800 drivers/usb/chipidea/../host/ehci-dbg.c:656 fill_periodic_buffer() warn: variable dereferenced before check 'p.qh'