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x86/retpoline: Fix crash printing warning

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The first argument of WARN() is a condition, so this will use "addr"
as the format string and possibly crash.

Fixes: 3b6c1747da ("x86/retpoline: Add SKL retthunk retpolines")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Link: https://lore.kernel.org/all/Y1gBoUZrRK5N%2FlCB@kili/
This commit is contained in:
Dan Carpenter
2022-10-25 18:32:49 +03:00
committed by Dave Hansen
parent bd19461144
commit ae25e00ba8
1 changed files with 1 additions and 1 deletions
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2
arch/x86/kernel/alternative.c
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@@ -418,7 +418,7 @@ static int emit_call_track_retpoline(void *addr, struct insn *insn, int reg, u8
break;
default:
WARN("%pS %px %*ph\n", addr, addr, 6, addr);
WARN(1, "%pS %px %*ph\n", addr, addr, 6, addr);
return -1;
}