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| author | Ted Gould <ted@gould.cx> | 2012-08-29 16:32:29 -0500 |
|---|---|---|
| committer | Ted Gould <ted@gould.cx> | 2012-08-29 16:32:29 -0500 |
| commit | bbc1c93c14f71acae5d3f1efea17a6c24e244296 (patch) | |
| tree | b99989f318b8389d1a96bcb6f632f346e0b86b03 | |
| parent | 94a390dfea5dca700af213639e1071d72c2123a5 (diff) | |
| download | lightdm-remote-session-freerdp2-bbc1c93c14f71acae5d3f1efea17a6c24e244296.tar.gz lightdm-remote-session-freerdp2-bbc1c93c14f71acae5d3f1efea17a6c24e244296.tar.bz2 lightdm-remote-session-freerdp2-bbc1c93c14f71acae5d3f1efea17a6c24e244296.zip | |
Check the return from snprintf
| -rw-r--r-- | socket-sucker.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/socket-sucker.c b/socket-sucker.c index 7a1e82f..d711cb0 100644 --- a/socket-sucker.c +++ b/socket-sucker.c @@ -41,7 +41,12 @@ main (int argc, char * argv[]) } serv_addr.sun_family = AF_UNIX; - snprintf(serv_addr.sun_path, sizeof(serv_addr.sun_path), "%s/%s", home, ".freerdp-socket"); + + int printsize = snprintf(serv_addr.sun_path, sizeof(serv_addr.sun_path) - 1, "%s/%s", home, ".freerdp-socket"); + if (printsize > sizeof(serv_addr.sun_path) - 1) { + return -1; + } + servlen = strlen(serv_addr.sun_path) + sizeof(serv_addr.sun_family); if ((socket_fd = socket(AF_UNIX, SOCK_STREAM, 0)) < 0) { |