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mkimage: fix unintended sign extension

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Found by: Coverity scan.
CID: 73691, 73717
This commit is contained in:
Andrei Borzenkov 2016-01-09 21:05:44 +03:00
parent dc27d254f2
commit 670c43af27
1 changed files with 1 additions and 1 deletions
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2
util/grub-mkimagexx.c
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@ -1465,7 +1465,7 @@ SUFFIX (load_image) (const char *kernel_path, size_t *exec_size,
section_entsize = grub_target_to_host16 (e->e_shentsize);
num_sections = grub_target_to_host16 (e->e_shnum);
if (kernel_size < section_offset + section_entsize * num_sections)
if (kernel_size < section_offset + (grub_uint32_t) section_entsize * num_sections)
grub_util_error (_("premature end of file %s"), kernel_path);
sections = (Elf_Shdr *) (kernel_img + section_offset);