diff options
Diffstat (limited to 'usr.sbin/kldxref/ef.c')
| -rw-r--r-- | usr.sbin/kldxref/ef.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/usr.sbin/kldxref/ef.c b/usr.sbin/kldxref/ef.c index 9d3a478..8e8000b 100644 --- a/usr.sbin/kldxref/ef.c +++ b/usr.sbin/kldxref/ef.c @@ -49,6 +49,10 @@ #include "ef.h" +static void ef_print_phdr(Elf_Phdr *); +static u_long ef_get_offset(elf_file_t, Elf_Off); +static int ef_parse_dynamic(elf_file_t); + void ef_print_phdr(Elf_Phdr *phdr) { @@ -213,12 +217,18 @@ ef_parse_dynamic(elf_file_t ef) int ef_read(elf_file_t ef, Elf_Off offset, size_t len, void*dest) { + ssize_t r; - if (offset != -1) { + if (offset != (Elf_Off)-1) { if (lseek(ef->ef_fd, offset, SEEK_SET) == -1) return EIO; } - return read(ef->ef_fd, dest, len) == len ? 0 : EIO; + + r = read(ef->ef_fd, dest, len); + if (r != -1 && (size_t)r == len) + return 0; + else + return EIO; } int |
