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authorRasmus Villemoes <linux@rasmusvillemoes.dk>2016-01-16 03:58:50 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2016-01-16 22:17:27 +0300
commitfd0515d50ff33865d0f8cdd74510e8bd1aee88ac (patch)
tree29ffd279073c8cfaf3e40e7ae2935256e3812cdc /lib/test_printf.c
parent8e2a2bfdb86ecb2421e3dd18d0fbbb42f2d943ad (diff)
downloadlinux-fd0515d50ff33865d0f8cdd74510e8bd1aee88ac.tar.xz
lib/test_printf.c: don't BUG
BUG is a completely unnecessarily big hammer, and we're more likely to get the internal bug reported if we just pr_err() and ensure the test suite fails. Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk> Acked-by: Kees Cook <keescook@chromium.org> Cc: Al Viro <viro@ZenIV.linux.org.uk> Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Joe Perches <joe@perches.com> Cc: Maurizio Lombardi <mlombard@redhat.com> Cc: Tejun Heo <tj@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'lib/test_printf.c')
-rw-r--r--lib/test_printf.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/lib/test_printf.c b/lib/test_printf.c
index c5a666af9ba5..9232a2add28c 100644
--- a/lib/test_printf.c
+++ b/lib/test_printf.c
@@ -91,7 +91,12 @@ __test(const char *expect, int elen, const char *fmt, ...)
int rand;
char *p;
- BUG_ON(elen >= BUF_SIZE);
+ if (elen >= BUF_SIZE) {
+ pr_err("error in test suite: expected output length %d too long. Format was '%s'.\n",
+ elen, fmt);
+ failed_tests++;
+ return;
+ }
va_start(ap, fmt);