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| author | Adam Bliss <abliss@google.com> | 2011-07-13 15:13:54 -0700 |
|---|---|---|
| committer | Adam Bliss <abliss@google.com> | 2011-07-13 15:24:38 -0700 |
| commit | b2ceb696d02ab0f9f297033820a51fdeac12c0af (patch) | |
| tree | d50097758848e4ac9ac7710efaaeb530fdc42943 /bootloader.c | |
| parent | 28a08efe15fc14bf1f4937024d4b73cf299313e5 (diff) | |
| download | bootable_recovery-b2ceb696d02ab0f9f297033820a51fdeac12c0af.zip bootable_recovery-b2ceb696d02ab0f9f297033820a51fdeac12c0af.tar.gz bootable_recovery-b2ceb696d02ab0f9f297033820a51fdeac12c0af.tar.bz2 | |
Check pointer for null before dereferencing
Change-Id: Ie7563bf8fb2d627454010de7388d0992e2accf91
Diffstat (limited to 'bootloader.c')
| -rw-r--r-- | bootloader.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/bootloader.c b/bootloader.c index 7096566..baaddc5 100644 --- a/bootloader.c +++ b/bootloader.c @@ -32,6 +32,10 @@ static int set_bootloader_message_block(const struct bootloader_message *in, con int get_bootloader_message(struct bootloader_message *out) { Volume* v = volume_for_path("/misc"); + if (v == NULL) { + LOGE("Cannot load volume /misc!\n"); + return -1; + } if (strcmp(v->fs_type, "mtd") == 0) { return get_bootloader_message_mtd(out, v); } else if (strcmp(v->fs_type, "emmc") == 0) { @@ -43,6 +47,10 @@ int get_bootloader_message(struct bootloader_message *out) { int set_bootloader_message(const struct bootloader_message *in) { Volume* v = volume_for_path("/misc"); + if (v == NULL) { + LOGE("Cannot load volume /misc!\n"); + return -1; + } if (strcmp(v->fs_type, "mtd") == 0) { return set_bootloader_message_mtd(in, v); } else if (strcmp(v->fs_type, "emmc") == 0) { |