Commit 94e86b17 authored by Zhu Jun's avatar Zhu Jun Committed by Wei Liu
Browse files

tools/hv: Add memory allocation check in hv_fcopy_start 



Added error handling for memory allocation failures
of file_name and path_name.

Signed-off-by: default avatarZhu Jun <zhujun2@cmss.chinamobile.com>
Reviewed-by: default avatarDexuan Cui <decui@microsoft.com>
Tested-by: default avatarSaurabh Sengar <ssengar@linux.microsoft.com>
Link: https://lore.kernel.org/r/20240906091333.11419-1-zhujun2@cmss.chinamobile.com


Signed-off-by: default avatarWei Liu <wei.liu@kernel.org>
Message-ID: <20240906091333.11419-1-zhujun2@cmss.chinamobile.com>
parent 0b553086

tools/hv/hv_fcopy_uio_daemon.c

+7 −0
Original line number Diff line number Diff line
@@ -296,6 +296,13 @@ static int hv_fcopy_start(struct hv_start_fcopy *smsg_in) 
	file_name = (char *)malloc(file_size * sizeof(char));

	path_name = (char *)malloc(path_size * sizeof(char));



	if (!file_name || !path_name) {

		free(file_name);

		free(path_name);

		syslog(LOG_ERR, "Can't allocate memory for file name and/or path name");

		return HV_E_FAIL;

	}



	wcstoutf8(file_name, (__u16 *)in_file_name, file_size);

	wcstoutf8(path_name, (__u16 *)in_path_name, path_size);