x86/fpu: Fixup uninitialized feature_name warning

suryasaimadhu · Ingo Molnar · commit 158ecc39185b · 2015-09-24T09:21:20.000+02:00
Hand in &feature_name to cpu_has_xfeatures() as it is supposed to. Fixes an uninitialized warning. Signed-off-by: Borislav Petkov <bp@suse.de> Cc: Dave Hansen <dave.hansen@linux.intel.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: brgerst@gmail.com Cc: dvlasenk@redhat.com Cc: fenghua.yu@intel.com Cc: luto@amacapital.net Cc: tim.c.chen@linux.intel.com Fixes: d91cab7 ("x86/fpu: Rename XSAVE macros") Link: http://lkml.kernel.org/r/20150923104901.GA3538@pd.tnic Signed-off-by: Ingo Molnar <mingo@kernel.org>
diff --git a/arch/x86/crypto/twofish_avx_glue.c b/arch/x86/crypto/twofish_avx_glue.c
@@ -558,7 +558,7 @@ static int __init twofish_init(void)
 {
 	const char *feature_name;
 
-	if (!cpu_has_xfeatures(XFEATURE_MASK_SSE | XFEATURE_MASK_YMM, NULL)) {
+	if (!cpu_has_xfeatures(XFEATURE_MASK_SSE | XFEATURE_MASK_YMM, &feature_name)) {
 		pr_info("CPU feature '%s' is not supported.\n", feature_name);
 		return -ENODEV;
 	}

Original file line number	Diff line number	Diff line change
`@@ -558,7 +558,7 @@ static int __init twofish_init(void)`
`558`	`558`	`{`
`559`	`559`	`const char *feature_name;`
`560`	`560`
`561`		`- if (!cpu_has_xfeatures(XFEATURE_MASK_SSE \| XFEATURE_MASK_YMM, NULL)) {`
	`561`	`+ if (!cpu_has_xfeatures(XFEATURE_MASK_SSE \| XFEATURE_MASK_YMM, &feature_name)) {`
`562`	`562`	`pr_info("CPU feature '%s' is not supported.\n", feature_name);`
`563`	`563`	`return -ENODEV;`
`564`	`564`	`}`