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author | Andrew Gregory <andrew.gregory.8@gmail.com> | 2017-05-01 21:21:28 +0200 |
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committer | Andrew Gregory <andrew.gregory.8@gmail.com> | 2017-05-11 00:50:34 +0200 |
commit | 48ed9b33812ab81ef5c4e58255dc7464cef443bc (patch) | |
tree | 18f115250ccea303894cb1ab567ba19cea1b125c | |
parent | 45459eebae0b0427dce582985c7c5895da78b7c2 (diff) | |
download | pacman-48ed9b33812ab81ef5c4e58255dc7464cef443bc.tar.gz pacman-48ed9b33812ab81ef5c4e58255dc7464cef443bc.tar.xz |
alpm_unlock: check handle before dereferencing
Prevents SIGSEGV if we catch SIGINT or SIGHUP before initializing alpm.
Signed-off-by: Andrew Gregory <andrew.gregory.8@gmail.com>
-rw-r--r-- | lib/libalpm/handle.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/libalpm/handle.c b/lib/libalpm/handle.c index 502a5d9e..08625e3a 100644 --- a/lib/libalpm/handle.c +++ b/lib/libalpm/handle.c @@ -135,6 +135,7 @@ int _alpm_handle_lock(alpm_handle_t *handle) */ int SYMEXPORT alpm_unlock(alpm_handle_t *handle) { + ASSERT(handle != NULL, return -1); ASSERT(handle->lockfile != NULL, return 0); ASSERT(handle->lockfd >= 0, return 0); |