contrib/elf2dmp: Use g_malloc(), g_new() and g_free()

QEMU coding style uses the glib memory allocation APIs, not
the raw libc malloc/free. Switch the allocation and free
calls in elf2dmp to use these functions (dropping the now-unneeded
checks for failure).

Signed-off-by: Suraj Shirvankar <surajshirvankar@gmail.com>
Message-id: 169753938460.23804.11418813007617535750-1@git.sr.ht
[PMM: also remove NULL checks from g_malloc() calls;
 beef up commit message]
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 3 insertions, 6 deletions

diff --git a/contrib/elf2dmp/main.c b/contrib/elf2dmp/main.c
index 6de5c9808e..cbc38a7c10 100644
--- a/contrib/elf2dmp/main.c
+++ b/contrib/elf2dmp/main.c
@@ -120,14 +120,11 @@ static KDDEBUGGER_DATA64 *get_kdbg(uint64_t KernBase, struct pdb_reader *pdb,
         }
     }
 
-    kdbg = malloc(kdbg_hdr.Size);
-    if (!kdbg) {
-        return NULL;
-    }
+    kdbg = g_malloc(kdbg_hdr.Size);
 
     if (va_space_rw(vs, KdDebuggerDataBlock, kdbg, kdbg_hdr.Size, 0)) {
         eprintf("Failed to extract entire KDBG\n");
-        free(kdbg);
+        g_free(kdbg);
         return NULL;
     }
 
@@ -643,7 +640,7 @@ int main(int argc, char *argv[])
     }
 
 out_kdbg:
-    free(kdbg);
+    g_free(kdbg);
 out_pdb:
     pdb_exit(&pdb);
 out_pdb_file: