[PATCH] parisc: math-emu: Avoid "fmt" macro collision

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The printk "fmt" macro was colliding. Rename like the others with a
"bits" suffix. Fixes a build failure:

arch/parisc/math-emu/decode_exc.c: In function 'decode_fpu':
arch/parisc/math-emu/decode_exc.c:49:14: error: expected identifier before numeric constant
   49 | #define fmt  11 /* bits 19 & 20 */
      |              ^~
./include/linux/printk.h:379:6: note: in expansion of macro 'fmt'
  379 |     .fmt = __builtin_constant_p(_fmt) ? (_fmt) : NULL, \
      |      ^~~
./include/linux/printk.h:417:3: note: in expansion of macro '__printk_index_emit'
  417 |   __printk_index_emit(_fmt, NULL, NULL);   \
      |   ^~~~~~~~~~~~~~~~~~~
./include/linux/printk.h:446:26: note: in expansion of macro 'printk_index_wrap'
  446 | #define printk(fmt, ...) printk_index_wrap(_printk, fmt, ##__VA_ARGS__)
      |                          ^~~~~~~~~~~~~~~~~
arch/parisc/math-emu/decode_exc.c:339:3: note: in expansion of macro 'printk'
  339 |   printk("%s(%d) Unknown FPU exception 0x%x\n", __FILE__,
      |   ^~~~~~

Cc: "James E.J. Bottomley" <James.Bottomley@xxxxxxxxxxxxxxxxxxxxx>
Cc: Helge Deller <deller@xxxxxx>
Cc: linux-parisc@xxxxxxxxxxxxxxx
Signed-off-by: Kees Cook <keescook@xxxxxxxxxxxx>
---
 arch/parisc/math-emu/decode_exc.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/parisc/math-emu/decode_exc.c b/arch/parisc/math-emu/decode_exc.c
index cd8ffc6ceadf..494ca41df05d 100644
--- a/arch/parisc/math-emu/decode_exc.c
+++ b/arch/parisc/math-emu/decode_exc.c
@@ -46,7 +46,7 @@
 #define SIGNALCODE(signal, code) ((signal) << 24 | (code))
 #define copropbit	1<<31-2	/* bit position 2 */
 #define opclass		9	/* bits 21 & 22 */
-#define fmt		11	/* bits 19 & 20 */
+#define fmtbits		11	/* bits 19 & 20 */
 #define df		13	/* bits 17 & 18 */
 #define twobits		3	/* mask low-order 2 bits */
 #define fivebits	31	/* mask low-order 5 bits */
@@ -57,7 +57,7 @@
 #define Excp_instr(index) Instructionfield(Fpu_register[index])
 #define Clear_excp_register(index) Allexception(Fpu_register[index]) = 0
 #define Excp_format() \
-    (current_ir >> ((current_ir>>opclass & twobits)==1 ? df : fmt) & twobits)
+	(current_ir >> ((current_ir>>opclass & twobits) == 1 ? df : fmtbits) & twobits)
 
 /* Miscellaneous definitions */
 #define Fpu_sgl(index) Fpu_register[index*2]
-- 
2.30.2




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