remoteproc: Remove unused function rproc_elf_sanity_check

This function is never used anywhere, and it also tries to log with a
nonexistant device.
Signed-off-by: NSean Anderson <seanga2@gmail.com>
Tested-by: NPatrick Delaunay <patrick.delaunay@st.com>

drivers/remoteproc/rproc-elf-loader.c

@@ -158,22 +158,6 @@ int rproc_elf64_sanity_check(ulong addr, ulong size)
 	return 0;
 }
 
-/* Basic function to verify ELF image format */
-int rproc_elf_sanity_check(ulong addr, ulong size)
-{
-	Elf32_Ehdr *ehdr = (Elf32_Ehdr *)addr;
-
-	if (!addr) {
-		dev_err(dev, "Invalid firmware address\n");
-		return -EFAULT;
-	}
-
-	if (ehdr->e_ident[EI_CLASS] == ELFCLASS64)
-		return rproc_elf64_sanity_check(addr, size);
-	else
-		return rproc_elf32_sanity_check(addr, size);
-}
-
 int rproc_elf32_load_image(struct udevice *dev, unsigned long addr, ulong size)
 {
 	Elf32_Ehdr *ehdr; /* Elf header structure pointer */

include/remoteproc.h

@@ -226,19 +226,6 @@ int rproc_elf32_sanity_check(ulong addr, ulong size);
  */
 int rproc_elf64_sanity_check(ulong addr, ulong size);
 
-/**
- * rproc_elf_sanity_check() - Verify if an image is a valid ELF one
- *
- * Check if a valid ELF image exists at the given memory location. Auto
- * detects ELF32/ELF64 and verifies basic ELF64/ELF32 format requirements
- * like magic number and sections size.
- *
- * @addr:	address of the image to verify
- * @size:	size of the image
- * @return 0 if the image looks good, else appropriate error value.
- */
-int rproc_elf_sanity_check(ulong addr, ulong size);
-
 /**
  * rproc_elf32_load_image() - load an ELF32 image
  * @dev:	device loading the ELF32 image