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powerpc/kexec: Simplify kdump_extra_elfcorehdr_size()

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Return the size directly and drop the extra_sz variable to simplify
kdump_extra_elfcorehdr_size(). The two warning paths now fall through
to the existing return 0 at the end of the function.

Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
Reviewed-by: Christophe Leroy (CS GROUP) <chleroy@kernel.org>
Signed-off-by: Madhavan Srinivasan <maddy@linux.ibm.com>
Link: https://patch.msgid.link/20260730131940.597739-2-thorsten.blum@linux.dev
This commit is contained in:
Thorsten Blum 2026-07-30 15:19:40 +02:00 committed by Madhavan Srinivasan
parent c6755be483
commit 68832eb087
1 changed files with 1 additions and 5 deletions
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6
arch/powerpc/kexec/file_load_64.c
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@ -377,16 +377,12 @@ static int load_backup_segment(struct kimage *image, struct kexec_buf *kbuf)
static unsigned int kdump_extra_elfcorehdr_size(struct crash_mem *cmem)
{
#if defined(CONFIG_CRASH_HOTPLUG) && defined(CONFIG_MEMORY_HOTPLUG)
unsigned int extra_sz = 0;
if (CONFIG_CRASH_MAX_MEMORY_RANGES > (unsigned int)PN_XNUM)
pr_warn("Number of Phdrs %u exceeds max\n", CONFIG_CRASH_MAX_MEMORY_RANGES);
else if (cmem->nr_ranges >= CONFIG_CRASH_MAX_MEMORY_RANGES)
pr_warn("Configured crash mem ranges may not be enough\n");
else
extra_sz = (CONFIG_CRASH_MAX_MEMORY_RANGES - cmem->nr_ranges) * sizeof(Elf64_Phdr);
return extra_sz;
return (CONFIG_CRASH_MAX_MEMORY_RANGES - cmem->nr_ranges) * sizeof(Elf64_Phdr);
#endif
return 0;
}