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linux-user/elfload: Use Error for load_elf_interp 

This is slightly clearer than just using strerror, though
the different forms produced by error_setg_file_open and
error_setg_errno isn't entirely convenient.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20201021173749.111103-10-richard.henderson@linaro.org
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
master
Richard Henderson 2020-10-21 10:37:46 -07:00 committed by Peter Maydell
parent c7f17e7bd7
commit 808f656318
1 changed files with 8 additions and 7 deletions
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15
linux-user/elfload.c
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@ -2675,26 +2675,27 @@ static void load_elf_interp(const char *filename, struct image_info *info,
char bprm_buf[BPRM_BUF_SIZE])
{
int fd, retval;
Error *err = NULL;
fd = open(path(filename), O_RDONLY);
if (fd < 0) {
goto exit_perror;
error_setg_file_open(&err, errno, filename);
error_report_err(err);
exit(-1);
}
retval = read(fd, bprm_buf, BPRM_BUF_SIZE);
if (retval < 0) {
goto exit_perror;
error_setg_errno(&err, errno, "Error reading file header");
error_reportf_err(err, "%s: ", filename);
exit(-1);
}
if (retval < BPRM_BUF_SIZE) {
memset(bprm_buf + retval, 0, BPRM_BUF_SIZE - retval);
}
load_elf_image(filename, fd, info, NULL, bprm_buf);
return;
exit_perror:
fprintf(stderr, "%s: %s\n", filename, strerror(errno));
exit(-1);
}
static int symfind(const void *s0, const void *s1)