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From: Madhavan Srinivasan <maddy@linux.ibm.com>
To: mpe@ellerman.id.au, christophe.leroy@csgroup.eu
Cc: npiggin@gmail.com, naveen@kernel.org,
	linuxppc-dev@lists.ozlabs.org,
	Madhavan Srinivasan <maddy@linux.ibm.com>
Subject: [PATCH 2/6] powerpc/xmon: fix sparse warning "Using plain integer as NULL pointer"
Date: Tue, 22 Apr 2025 18:40:36 +0530	[thread overview]
Message-ID: <20250422131040.374427-3-maddy@linux.ibm.com> (raw)
In-Reply-To: <20250422131040.374427-1-maddy@linux.ibm.com>

Fix passing of argument 0 to NULL to avoid sparse warning

Cleans up sparse warning:
arch/powerpc/xmon/ppc-opc.c:797:15: warning: Using plain integer as NULL pointer
arch/powerpc/xmon/ppc-opc.c:797:18: warning: Using plain integer as NULL pointer
arch/powerpc/xmon/ppc-opc.c:801:15: warning: Using plain integer as NULL pointer
arch/powerpc/xmon/ppc-opc.c:801:18: warning: Using plain integer as NULL pointer
arch/powerpc/xmon/ppc-opc.c:805:14: warning: Using plain integer as NULL pointer
arch/powerpc/xmon/ppc-opc.c:805:17: warning: Using plain integer as NULL pointer
arch/powerpc/xmon/ppc-opc.c:809:16: warning: Using plain integer as NULL pointer
arch/powerpc/xmon/ppc-opc.c:809:19: warning: Using plain integer as NULL pointer
arch/powerpc/xmon/ppc-opc.c:863:15: warning: Using plain integer as NULL pointer
arch/powerpc/xmon/ppc-opc.c:863:18: warning: Using plain integer as NULL pointer
arch/powerpc/xmon/ppc-opc.c:868:15: warning: Using plain integer as NULL pointer
arch/powerpc/xmon/ppc-opc.c:868:18: warning: Using plain integer as NULL pointer
arch/powerpc/xmon/ppc-opc.c:872:15: warning: Using plain integer as NULL pointer
arch/powerpc/xmon/ppc-opc.c:872:18: warning: Using plain integer as NULL pointer
arch/powerpc/xmon/ppc-opc.c:875:15: warning: Using plain integer as NULL pointer
arch/powerpc/xmon/ppc-opc.c:875:18: warning: Using plain integer as NULL pointer
arch/powerpc/xmon/ppc-opc.c:878:15: warning: Using plain integer as NULL pointer
arch/powerpc/xmon/ppc-opc.c:878:18: warning: Using plain integer as NULL pointer
arch/powerpc/xmon/ppc-opc.c:881:14: warning: Using plain integer as NULL pointer
arch/powerpc/xmon/ppc-opc.c:881:17: warning: Using plain integer as NULL pointer

Signed-off-by: Madhavan Srinivasan <maddy@linux.ibm.com>
---
 arch/powerpc/xmon/ppc-opc.c | 20 ++++++++++----------
 1 file changed, 10 insertions(+), 10 deletions(-)

diff --git a/arch/powerpc/xmon/ppc-opc.c b/arch/powerpc/xmon/ppc-opc.c
index 0774d711453e..b4ca7eb8d765 100644
--- a/arch/powerpc/xmon/ppc-opc.c
+++ b/arch/powerpc/xmon/ppc-opc.c
@@ -794,19 +794,19 @@ const struct powerpc_operand powerpc_operands[] =
 #define PSWM WS + 1
   /* The BO16 field in a BD8 form instruction.  */
 #define BO16 PSWM
-  {  0x1, 10, 0, 0, 0 },
+  {  0x1, 10, NULL, NULL, 0 },
 
   /* IDX bits for quantization in the pair singles instructions.  */
 #define PSQ PSWM + 1
-  {  0x7, 12, 0, 0, 0 },
+  {  0x7, 12, NULL, NULL, 0 },
 
   /* IDX bits for quantization in the pair singles x-type instructions.  */
 #define PSQM PSQ + 1
-  {  0x7, 7, 0, 0, 0 },
+  {  0x7, 7, NULL, NULL, 0 },
 
   /* Smaller D field for quantization in the pair singles instructions.  */
 #define PSD PSQM + 1
-  {  0xfff, 0, 0, 0,  PPC_OPERAND_PARENS | PPC_OPERAND_SIGNED },
+  {  0xfff, 0, NULL, NULL,  PPC_OPERAND_PARENS | PPC_OPERAND_SIGNED },
 
   /* The L field in an mtmsrd or A form instruction or R or W in an X form.  */
 #define A_L PSD + 1
@@ -860,25 +860,25 @@ const struct powerpc_operand powerpc_operands[] =
   /* Xilinx APU related masks and macros */
 #define FCRT XFL_L + 1
 #define FCRT_MASK (0x1f << 21)
-  { 0x1f, 21, 0, 0, PPC_OPERAND_FCR },
+  { 0x1f, 21, NULL, NULL, PPC_OPERAND_FCR },
 
   /* Xilinx FSL related masks and macros */
 #define FSL FCRT + 1
 #define FSL_MASK (0x1f << 11)
-  { 0x1f, 11, 0, 0, PPC_OPERAND_FSL },
+  { 0x1f, 11, NULL, NULL, PPC_OPERAND_FSL },
 
   /* Xilinx UDI related masks and macros */
 #define URT FSL + 1
-  { 0x1f, 21, 0, 0, PPC_OPERAND_UDI },
+  { 0x1f, 21, NULL, NULL, PPC_OPERAND_UDI },
 
 #define URA URT + 1
-  { 0x1f, 16, 0, 0, PPC_OPERAND_UDI },
+  { 0x1f, 16, NULL, NULL, PPC_OPERAND_UDI },
 
 #define URB URA + 1
-  { 0x1f, 11, 0, 0, PPC_OPERAND_UDI },
+  { 0x1f, 11, NULL, NULL, PPC_OPERAND_UDI },
 
 #define URC URB + 1
-  { 0x1f, 6, 0, 0, PPC_OPERAND_UDI },
+  { 0x1f, 6, NULL, NULL, PPC_OPERAND_UDI },
 
   /* The VLESIMM field in a D form instruction.  */
 #define VLESIMM URC + 1
-- 
2.49.0



  parent reply	other threads:[~2025-04-22 13:11 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-04-22 13:10 [PATCH 0/6] Fixes for shellcheck/sparse warnings Madhavan Srinivasan
2025-04-22 13:10 ` [PATCH 1/6] powerpc/kvm: Fix sparse warning Madhavan Srinivasan
2025-04-22 13:10 ` Madhavan Srinivasan [this message]
2025-05-02 10:08   ` [PATCH 2/6] powerpc/xmon: fix sparse warning "Using plain integer as NULL pointer" Christophe Leroy
2025-05-18  3:51     ` Madhavan Srinivasan
2025-04-22 13:10 ` [PATCH 3/6] powerpc/perf:make isa207_pmu_format_group struct static Madhavan Srinivasan
2025-05-07 11:52   ` kernel test robot
2025-04-22 13:10 ` [PATCH 4/6] powerpc: fix sparse warnings Madhavan Srinivasan
2025-05-02 10:16   ` Christophe Leroy
2025-05-18  3:54     ` Madhavan Srinivasan
2025-05-07 11:11   ` kernel test robot
2025-04-22 13:10 ` [PATCH 5/6] powerpc/prom_init: Fix shellcheck warnings Madhavan Srinivasan
2025-04-22 13:42   ` Stephen Rothwell
2025-04-22 13:10 ` [PATCH 6/6] powerpc/boot/install.sh: " Madhavan Srinivasan
2025-04-22 13:46   ` Stephen Rothwell
2025-04-23  8:44 ` [PATCH 0/6] Fixes for shellcheck/sparse warnings Venkat Rao Bagalkote

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