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authorMasami Hiramatsu <mhiramat@redhat.com>2010-02-05 12:16:47 -0500
committerIngo Molnar <mingo@elte.hu>2010-02-07 18:08:24 +0100
commit076dc4a65a6d99a16979e2c7917e669fb8c91ee5 (patch)
treecae9ee9075899ab97750eeaf017e22319adc4f38
parent5f485364365f00853e5249cb3ae31f876936b552 (diff)
downloadop-kernel-dev-076dc4a65a6d99a16979e2c7917e669fb8c91ee5.zip
op-kernel-dev-076dc4a65a6d99a16979e2c7917e669fb8c91ee5.tar.gz
x86/alternatives: Fix build warning
Fixes these warnings: arch/x86/kernel/alternative.c: In function 'alternatives_text_reserved': arch/x86/kernel/alternative.c:402: warning: comparison of distinct pointer types lacks a cast arch/x86/kernel/alternative.c:402: warning: comparison of distinct pointer types lacks a cast arch/x86/kernel/alternative.c:405: warning: comparison of distinct pointer types lacks a cast arch/x86/kernel/alternative.c:405: warning: comparison of distinct pointer types lacks a cast Caused by: 2cfa197: ftrace/alternatives: Introducing *_text_reserved functions Changes in v2: - Use local variables to compare, instead of type casts. Reported-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Masami Hiramatsu <mhiramat@redhat.com> Cc: systemtap <systemtap@sources.redhat.com> Cc: DLE <dle-develop@lists.sourceforge.net> LKML-Reference: <20100205171647.15750.37221.stgit@dhcp-100-2-132.bos.redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
-rw-r--r--arch/x86/kernel/alternative.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/x86/kernel/alternative.c b/arch/x86/kernel/alternative.c
index 3c13284..e63b80e 100644
--- a/arch/x86/kernel/alternative.c
+++ b/arch/x86/kernel/alternative.c
@@ -395,12 +395,14 @@ int alternatives_text_reserved(void *start, void *end)
{
struct smp_alt_module *mod;
u8 **ptr;
+ u8 *text_start = start;
+ u8 *text_end = end;
list_for_each_entry(mod, &smp_alt_modules, next) {
- if (mod->text > end || mod->text_end < start)
+ if (mod->text > text_end || mod->text_end < text_start)
continue;
for (ptr = mod->locks; ptr < mod->locks_end; ptr++)
- if (start <= *ptr && end >= *ptr)
+ if (text_start <= *ptr && text_end >= *ptr)
return 1;
}
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