arm64: module: move find_section to header

Move it to the header so that the implementation can be shared
by the alternatives code.

Signed-off-by: Joey Gouly <[e-mail]>
Cc: Will Deacon <[e-mail]>
Acked-by: Mark Rutland <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Catalin Marinas <[e-mail]>

arch/arm64/include/asm/module.h

···
 	return e->adrp || e->add || e->br;
 }
 
+static inline const Elf_Shdr *find_section(const Elf_Ehdr *hdr,
+				    const Elf_Shdr *sechdrs,
+				    const char *name)
+{
+	const Elf_Shdr *s, *se;
+	const char *secstrs = (void *)hdr + sechdrs[hdr->e_shstrndx].sh_offset;
+
+	for (s = sechdrs, se = sechdrs + hdr->e_shnum; s < se; s++) {
+		if (strcmp(name, secstrs + s->sh_name) == 0)
+			return s;
+	}
+
+	return NULL;
+}
+
 #endif /* __ASM_MODULE_H */

arch/arm64/kernel/module.c

···
 	return -ENOEXEC;
 }
 
-static const Elf_Shdr *find_section(const Elf_Ehdr *hdr,
-				    const Elf_Shdr *sechdrs,
-				    const char *name)
-{
-	const Elf_Shdr *s, *se;
-	const char *secstrs = (void *)hdr + sechdrs[hdr->e_shstrndx].sh_offset;
-
-	for (s = sechdrs, se = sechdrs + hdr->e_shnum; s < se; s++) {
-		if (strcmp(name, secstrs + s->sh_name) == 0)
-			return s;
-	}
-
-	return NULL;
-}
-
 static inline void __init_plt(struct plt_entry *plt, unsigned long addr)
 {
 	*plt = get_plt_entry(addr, plt);