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- From 9214f2a4002bafef73c9593464ab3841ba7bac12 Mon Sep 17 00:00:00 2001
- From: Michael Heimpold <michael.heimpold@i2se.com>
- Date: Tue, 18 Dec 2018 14:49:37 +0100
- Subject: [PATCH 2/9] Cleanup memory in error case
-
- In case that we leave due to malformed string,
- free the allocated memory before returning.
-
- Signed-off-by: Michael Heimpold <michael.heimpold@i2se.com>
- Cc: Michael Heimpold <mhei@heimpold.de>
- ---
- lsmmc.c | 4 +++-
- 1 file changed, 3 insertions(+), 1 deletion(-)
-
- diff --git a/lsmmc.c b/lsmmc.c
- index e514c83..a53bc57 100644
- --- a/lsmmc.c
- +++ b/lsmmc.c
- @@ -378,8 +378,10 @@ char *to_binstr(char *hexstr)
- return NULL;
-
- while (hexstr && *hexstr != '\0') {
- - if (!isxdigit(*hexstr))
- + if (!isxdigit(*hexstr)) {
- + free(binstr);
- return NULL;
- + }
-
- if (isdigit(*hexstr))
- strcat(binstr, bindigits[*hexstr - '0']);
- --
- 2.17.1
-
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