From: Fabio Estevam <festevam@gmail.com>
To: akpm@linux-foundation.org
Cc: linux-kernel@vger.kernel.org,
Fabio Estevam <fabio.estevam@freescale.com>
Subject: [PATCH] lib/decompress_unlzma: Do a NULL check for pointer
Date: Thu, 13 Aug 2015 23:52:30 -0300 [thread overview]
Message-ID: <1439520750-17032-1-git-send-email-festevam@gmail.com> (raw)
From: Fabio Estevam <fabio.estevam@freescale.com>
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 <fabio.estevam@freescale.com>
---
lib/decompress_unlzma.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/lib/decompress_unlzma.c b/lib/decompress_unlzma.c
index 0be83af..04d6813 100644
--- 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++)
--
1.9.1
reply other threads:[~2015-08-14 2:52 UTC|newest]
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