Commit 32d9ea80588be5522c8ceaff265676ea8c9875f3
Committed by
Greg Kroah-Hartman
1 parent
bb2a1aaf7b
MIPS: Fix build error seen in some configurations
commit 63238f2cc5518e1c45a3418fc0ac0f560dafe7ef upstream. The following build error is seen if CONFIG_32BIT is undefined, CONFIG_64BIT is defined, and CONFIG_MIPS32_O32 is undefined. asm/syscall.h: In function 'mips_get_syscall_arg': arch/mips/include/asm/syscall.h:32:16: error: unused variable 'usp' [-Werror=unused-variable] cc1: all warnings being treated as errors Fixes: c0ff3c53d4f9 ('MIPS: Enable HAVE_ARCH_TRACEHOOK') Signed-off-by: Guenter Roeck <linux@roeck-us.net> Acked-by: David Daney <david.daney@cavium.com> Signed-off-by: John Crispin <blogic@openwrt.org> Patchwork: http://patchwork.linux-mips.org/patch/6160/ Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Showing 1 changed file with 1 additions and 1 deletions Side-by-side Diff
arch/mips/include/asm/syscall.h
... | ... | @@ -29,7 +29,7 @@ |
29 | 29 | static inline unsigned long mips_get_syscall_arg(unsigned long *arg, |
30 | 30 | struct task_struct *task, struct pt_regs *regs, unsigned int n) |
31 | 31 | { |
32 | - unsigned long usp = regs->regs[29]; | |
32 | + unsigned long usp __maybe_unused = regs->regs[29]; | |
33 | 33 | |
34 | 34 | switch (n) { |
35 | 35 | case 0: case 1: case 2: case 3: |