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authorGravatar Salvador Cuñat <salvador.cunat@gmail.com>2017-02-24 00:09:06 +0100
committerGravatar Dirk Hohndel <dirk@hohndel.org>2017-02-25 09:19:48 -0800
commitc2997c33c722ab075592ad0c5cb766a52aa7c90c (patch)
treee49e267fc925714573cc3c09622f9e97a65d58da
parent0f56a1e4bf0437d907d70af5228244c26e21b400 (diff)
downloadsubsurface-c2997c33c722ab075592ad0c5cb766a52aa7c90c.tar.gz
smtk-import: Fix freeing unallocated memory
hdr_buffer pointer was not always allocated (just on dc dives), but was always freed. This should cause a crash while processing a manually added dive (or a dive whose dc model couldn't be stablished), but not always does, crashes only if the pointed memory hasn't been previously allocated. In most cases causes memory corruption, which goes easily unnoticed as it is correctly freed in next parse run. This means, obviously, I have some work TODO fixing leaks with valgrind. Signed-off-by: Salvador Cuñat <salvador.cunat@gmail.com>
-rw-r--r--smtk-import/smartrak.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/smtk-import/smartrak.c b/smtk-import/smartrak.c
index e5ae5c78d..c1d22ff9e 100644
--- a/smtk-import/smartrak.c
+++ b/smtk-import/smartrak.c
@@ -724,6 +724,7 @@ void smartrak_import(const char *file, struct dive_table *divetable)
smtkdive->dc.duration.seconds = smtkdive->duration.seconds = smtk_time_to_secs(col[coln(DURATION)]->bind_ptr);
smtkdive->dc.maxdepth.mm = smtkdive->maxdepth.mm = strtod(col[coln(MAXDEPTH)]->bind_ptr, NULL) * 1000;
}
+ free(hdr_buffer);
free(prf_buffer);
} else {
/* Manual dives or unknown DCs */
@@ -731,7 +732,6 @@ void smartrak_import(const char *file, struct dive_table *divetable)
smtkdive->dc.duration.seconds = smtkdive->duration.seconds = smtk_time_to_secs(col[coln(DURATION)]->bind_ptr);
smtkdive->dc.maxdepth.mm = smtkdive->maxdepth.mm = strtod(col[coln(MAXDEPTH)]->bind_ptr, NULL) * 1000;
}
- free(hdr_buffer);
/*
* Cylinder and gasmixes completion.
* Revisit data under some circunstances, e.g. a start pressure = 0 may mean