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powerpc/module64: Fix comment in R_PPC64_ENTRY handling

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commit 2fb0a2c989 upstream.

The comment here is wrong, the addi reads from r2 not r12. The code is
correct, 0x38420000 = addi r2,r2,0.

Fixes: a61674bdfc ("powerpc/module: Handle R_PPC64_ENTRY relocations")
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Michael Ellerman 2019-07-06 00:18:53 +10:00 committed by Greg Kroah-Hartman
parent 40445aeb09
commit 8b5262da4f
1 changed files with 1 additions and 1 deletions
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2
arch/powerpc/kernel/module_64.c
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@ -695,7 +695,7 @@ int apply_relocate_add(Elf64_Shdr *sechdrs,
/*
* If found, replace it with:
* addis r2, r12, (.TOC.-func)@ha
* addi r2, r12, (.TOC.-func)@l
* addi r2, r2, (.TOC.-func)@l
*/
((uint32_t *)location)[0] = 0x3c4c0000 + PPC_HA(value);
((uint32_t *)location)[1] = 0x38420000 + PPC_LO(value);