lib/decompress_unlzma: Do a NULL check for pointer

Compare pointer-typed values to NULL rather than 0. The semantic patch that makes this change is available in scripts/coccinelle/null/badzero.cocci. Signed-off-by: Fabio Estevam <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
majek · Sep 10, 2015 · e4e29dc · e4e29dc
1 parent 2d3862d
commit e4e29dc
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/decompress_unlzma.c b/lib/decompress_unlzma.c
@@ -620,7 +620,7 @@ STATIC inline int INIT unlzma(unsigned char *buf, long in_len,
 
 	num_probs = LZMA_BASE_SIZE + (LZMA_LIT_SIZE << (lc + lp));
 	p = (uint16_t *) large_malloc(num_probs * sizeof(*p));
-	if (p == 0)
+	if (p == NULL)
 		goto exit_2;
 	num_probs = LZMA_LITERAL + (LZMA_LIT_SIZE << (lc + lp));
 	for (i = 0; i < num_probs; i++)