The patch titled
arch/x86/kernel/e820.c: quiet sparse noise about plain integer as NULL pointer
has been added to the -mm tree. Its filename is
arch-x86-kernel-e820c-quiet-sparse-noise-about-plain-integer-as-null-pointer.patch
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------------------------------------------------------
Subject: arch/x86/kernel/e820.c: quiet sparse noise about plain integer as NULL pointer
From: H Hartley Sweeten <hartleys@xxxxxxxxxxxxxxxxxxx>
The last parameter to sort() is a pointer to the function used to swap
items. This parameter should be NULL, not 0, when not used. This quiets
the following sparse warning:
warning: Using plain integer as NULL pointer
Signed-off-by: H Hartley Sweeten <hsweeten@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/x86/kernel/e820.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN arch/x86/kernel/e820.c~arch-x86-kernel-e820c-quiet-sparse-noise-about-plain-integer-as-null-pointer arch/x86/kernel/e820.c
--- a/arch/x86/kernel/e820.c~arch-x86-kernel-e820c-quiet-sparse-noise-about-plain-integer-as-null-pointer
+++ a/arch/x86/kernel/e820.c
@@ -296,7 +296,7 @@ int __init sanitize_e820_map(struct e820
chg_nr = chgidx;
/* sort change-point list by memory addresses (low -> high) */
- sort(change_point, chg_nr, sizeof *change_point, cpcompare, 0);
+ sort(change_point, chg_nr, sizeof *change_point, cpcompare, NULL);
/* create a new bios memory map, removing overlaps */
overlap_entries = 0; /* number of entries in the overlap table */
_
Patches currently in -mm which might be from hartleys@xxxxxxxxxxxxxxxxxxx are
arch-x86-kernel-e820c-quiet-sparse-noise-about-plain-integer-as-null-pointer.patch
lib-bitmapc-quiet-sparse-noise-about-address-space.patch
lib-bitmapc-quiet-sparse-noise-about-address-space-fix.patch
vt-suspend-cleanup-if-defined-uglyness-and-fix-compile-error.patch
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