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authorRickard Strandqvist <rickard_strandqvist@spectrumdigital.se>2014-06-01 01:00:13 +0200
committerChris Metcalf <cmetcalf@tilera.com>2014-06-07 21:39:11 -0400
commit50b9ac1813f7f2f13c937a1484c2fe09c4d590ce (patch)
tree3b7c56821f9de10d8741fc2d3694a31ad5dca654 /arch/tile/kernel
parent60f917b8de8d4a88c06a3f4727d0658082756de6 (diff)
downloadlinux-50b9ac1813f7f2f13c937a1484c2fe09c4d590ce.tar.gz
arch: tile: kernel: unaligned.c: Cleaning up uninitialized variables
There is a risk that the variable will be used without being initialized.

This was largely found by using a static code analysis program called cppcheck.

Signed-off-by: Rickard Strandqvist <rickard_strandqvist@spectrumdigital.se>
Signed-off-by: Chris Metcalf <cmetcalf@tilera.com> [minor cleanups]
Diffstat (limited to 'arch/tile/kernel')
-rw-r--r--arch/tile/kernel/unaligned.c15
1 files changed, 2 insertions, 13 deletions
diff --git a/arch/tile/kernel/unaligned.c b/arch/tile/kernel/unaligned.c
index b030b4e78845..c02ea2a45f67 100644
--- a/arch/tile/kernel/unaligned.c
+++ b/arch/tile/kernel/unaligned.c
@@ -182,18 +182,7 @@ static void find_regs(tilegx_bundle_bits bundle, uint64_t *rd, uint64_t *ra,
 	int i;
 	uint64_t reg;
 	uint64_t reg_map = 0, alias_reg_map = 0, map;
-	bool alias;
-
-	*ra = -1;
-	*rb = -1;
-
-	if (rd)
-		*rd = -1;
-
-	*clob1 = -1;
-	*clob2 = -1;
-	*clob3 = -1;
-	alias = false;
+	bool alias = false;
 
 	/*
 	 * Parse fault bundle, find potential used registers and mark
@@ -569,7 +558,7 @@ void jit_bundle_gen(struct pt_regs *regs, tilegx_bundle_bits bundle,
 	tilegx_bundle_bits bundle_2 = 0;
 	/* If bundle_2_enable = false, bundle_2 is fnop/nop operation. */
 	bool     bundle_2_enable = true;
-	uint64_t ra, rb, rd = -1, clob1, clob2, clob3;
+	uint64_t ra = -1, rb = -1, rd = -1, clob1 = -1, clob2 = -1, clob3 = -1;
 	/*
 	 * Indicate if the unalign access
 	 * instruction's registers hit with