• Mathieu Malaterre's avatar
    powerpc/sparse: Fix plain integer as NULL pointer warning · d8731527
    Mathieu Malaterre authored
    Trivial fix to remove the following sparse warnings:
    
      arch/powerpc/kernel/module_32.c:112:74: warning: Using plain integer as NULL pointer
      arch/powerpc/kernel/module_32.c:117:74: warning: Using plain integer as NULL pointer
      drivers/macintosh/via-pmu.c:1155:28: warning: Using plain integer as NULL pointer
      drivers/macintosh/via-pmu.c:1230:20: warning: Using plain integer as NULL pointer
      drivers/macintosh/via-pmu.c:1385:36: warning: Using plain integer as NULL pointer
      drivers/macintosh/via-pmu.c:1752:23: warning: Using plain integer as NULL pointer
      drivers/macintosh/via-pmu.c:2084:19: warning: Using plain integer as NULL pointer
      drivers/macintosh/via-pmu.c:2110:32: warning: Using plain integer as NULL pointer
      drivers/macintosh/via-pmu.c:2167:19: warning: Using plain integer as NULL pointer
      drivers/macintosh/via-pmu.c:2183:19: warning: Using plain integer as NULL pointer
      drivers/macintosh/via-pmu.c:277:20: warning: Using plain integer as NULL pointer
      arch/powerpc/platforms/powermac/setup.c:155:67: warning: Using plain integer as NULL pointer
      arch/powerpc/platforms/powermac/setup.c:247:27: warning: Using plain integer as NULL pointer
      arch/powerpc/platforms/powermac/setup.c:249:27: warning: Using plain integer as NULL pointer
      arch/powerpc/platforms/powermac/setup.c:252:37: warning: Using plain integer as NULL pointer
      arch/powerpc/mm/tlb_hash32.c:127:21: warning: Using plain integer as NULL pointer
      arch/powerpc/mm/tlb_hash32.c:148:21: warning: Using plain integer as NULL pointer
      arch/powerpc/mm/tlb_hash32.c:44:21: warning: Using plain integer as NULL pointer
      arch/powerpc/mm/tlb_hash32.c:57:21: warning: Using plain integer as NULL pointer
      arch/powerpc/mm/tlb_hash32.c:87:21: warning: Using plain integer as NULL pointer
      arch/powerpc/kernel/btext.c:160:31: warning: Using plain integer as NULL pointer
      arch/powerpc/kernel/btext.c:167:22: warning: Using plain integer as NULL pointer
      arch/powerpc/kernel/btext.c:274:21: warning: Using plain integer as NULL pointer
      arch/powerpc/kernel/btext.c:285:31: warning: Using plain integer as NULL pointer
      arch/powerpc/include/asm/hugetlb.h:204:16: warning: Using plain integer as NULL pointer
      arch/powerpc/mm/ppc_mmu_32.c:170:21: warning: Using plain integer as NULL pointer
      arch/powerpc/platforms/powermac/pci.c:1227:23: warning: Using plain integer as NULL pointer
      arch/powerpc/platforms/powermac/pci.c:65:24: warning: Using plain integer as NULL pointer
    
    Also use `--fix` command line option from `script/checkpatch --strict` to
    remove the following:
    
      CHECK: Comparison to NULL could be written "!dispDeviceBase"
      #72: FILE: arch/powerpc/kernel/btext.c:160:
      +	if (dispDeviceBase == NULL)
    
      CHECK: Comparison to NULL could be written "!vbase"
      #80: FILE: arch/powerpc/kernel/btext.c:167:
      +	if (vbase == NULL)
    
      CHECK: Comparison to NULL could be written "!base"
      #89: FILE: arch/powerpc/kernel/btext.c:274:
      +	if (base == NULL)
    
      CHECK: Comparison to NULL could be written "!dispDeviceBase"
      #98: FILE: arch/powerpc/kernel/btext.c:285:
      +	if (dispDeviceBase == NULL)
    
      CHECK: Comparison to NULL could be written "strstr"
      #117: FILE: arch/powerpc/kernel/module_32.c:117:
      +		if (strstr(secstrings + sechdrs[i].sh_name, ".debug") != NULL)
    
      CHECK: Comparison to NULL could be written "!Hash"
      #130: FILE: arch/powerpc/mm/ppc_mmu_32.c:170:
      +	if (Hash == NULL)
    
      CHECK: Comparison to NULL could be written "Hash"
      #143: FILE: arch/powerpc/mm/tlb_hash32.c:44:
      +	if (Hash != NULL) {
    
      CHECK: Comparison to NULL could be written "!Hash"
      #152: FILE: arch/powerpc/mm/tlb_hash32.c:57:
      +	if (Hash == NULL) {
    
      CHECK: Comparison to NULL could be written "!Hash"
      #161: FILE: arch/powerpc/mm/tlb_hash32.c:87:
      +	if (Hash == NULL) {
    
      CHECK: Comparison to NULL could be written "!Hash"
      #170: FILE: arch/powerpc/mm/tlb_hash32.c:127:
      +	if (Hash == NULL) {
    
      CHECK: Comparison to NULL could be written "!Hash"
      #179: FILE: arch/powerpc/mm/tlb_hash32.c:148:
      +	if (Hash == NULL) {
    
      ERROR: space required after that ';' (ctx:VxV)
      #192: FILE: arch/powerpc/platforms/powermac/pci.c:65:
      +	for (; node != NULL;node = node->sibling) {
    
      CHECK: Comparison to NULL could be written "node"
      #192: FILE: arch/powerpc/platforms/powermac/pci.c:65:
      +	for (; node != NULL;node = node->sibling) {
    
      CHECK: Comparison to NULL could be written "!region"
      #201: FILE: arch/powerpc/platforms/powermac/pci.c:1227:
      +	if (region == NULL)
    
      CHECK: Comparison to NULL could be written "of_get_property"
      #214: FILE: arch/powerpc/platforms/powermac/setup.c:155:
      +		if (of_get_property(np, "cache-unified", NULL) != NULL && dc) {
    
      CHECK: Comparison to NULL could be written "!np"
      #223: FILE: arch/powerpc/platforms/powermac/setup.c:247:
      +		if (np == NULL)
    
      CHECK: Comparison to NULL could be written "np"
      #226: FILE: arch/powerpc/platforms/powermac/setup.c:249:
      +		if (np != NULL) {
    
      CHECK: Comparison to NULL could be written "l2cr"
      #230: FILE: arch/powerpc/platforms/powermac/setup.c:252:
      +			if (l2cr != NULL) {
    
      CHECK: Comparison to NULL could be written "via"
      #243: FILE: drivers/macintosh/via-pmu.c:277:
      +	if (via != NULL)
    
      CHECK: Comparison to NULL could be written "current_req"
      #252: FILE: drivers/macintosh/via-pmu.c:1155:
      +	if (current_req != NULL) {
    
      CHECK: Comparison to NULL could be written "!req"
      #261: FILE: drivers/macintosh/via-pmu.c:1230:
      +	if (req == NULL || pmu_state != idle
    
      CHECK: Comparison to NULL could be written "!req"
      #270: FILE: drivers/macintosh/via-pmu.c:1385:
      +			if (req == NULL) {
    
      CHECK: Comparison to NULL could be written "!pp"
      #288: FILE: drivers/macintosh/via-pmu.c:2084:
      +	if (pp == NULL)
    
      CHECK: Comparison to NULL could be written "!pp"
      #297: FILE: drivers/macintosh/via-pmu.c:2110:
      +	if (count < 1 || pp == NULL)
    
      CHECK: Comparison to NULL could be written "!pp"
      #306: FILE: drivers/macintosh/via-pmu.c:2167:
      +	if (pp == NULL)
    
      CHECK: Comparison to NULL could be written "pp"
      #315: FILE: drivers/macintosh/via-pmu.c:2183:
      +	if (pp != NULL) {
    
    Link: https://github.com/linuxppc/linux/issues/37Signed-off-by: default avatarMathieu Malaterre <malat@debian.org>
    Signed-off-by: Michael Ellerman's avatarMichael Ellerman <mpe@ellerman.id.au>
    d8731527
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