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Check syscall return values.
[exim.git]
/
src
/
src
/
dkim.c
diff --git
a/src/src/dkim.c
b/src/src/dkim.c
index 05b5fec56e62073f4f5d1d1640ee42d7ca782bad..cb7fc706513a6cdbfcd8deb7a1acaa730846dc43 100644
(file)
--- a/
src/src/dkim.c
+++ b/
src/src/dkim.c
@@
-504,7
+504,12
@@
uschar *dkim_exim_sign(int dkim_fd,
rc = NULL;
goto CLEANUP;
}
rc = NULL;
goto CLEANUP;
}
- (void)read(privkey_fd,big_buffer,(big_buffer_size-2));
+ if (read(privkey_fd,big_buffer,(big_buffer_size-2)) < 0) {
+ log_write(0, LOG_MAIN|LOG_PANIC, "unable to read private key file: %s",
+ dkim_private_key_expanded);
+ rc = NULL;
+ goto CLEANUP;
+ }
(void)close(privkey_fd);
dkim_private_key_expanded = big_buffer;
}
(void)close(privkey_fd);
dkim_private_key_expanded = big_buffer;
}